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Concave   Listen
verb
Concave  v. t.  (past & past part. concaved; pres. part. concaving)  To make hollow or concave.






Collaborative International Dictionary of English 0.48








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"Concave" Quotes from Famous Books



... islands and not found their parallel. It was longer ere we spied the native village, standing (in the universal fashion) close upon a curve of beach, close under a grove of palms; the sea in front growling and whitening on a concave arc of reef. For the coco-tree and the island man are both lovers and neighbours of the surf. "The coral waxes, the palm grows, but man departs," says the sad Tahitian proverb; but they are all three, so long as they endure, co-haunters ...
— The Works of Robert Louis Stevenson - Swanston Edition Vol. 18 (of 25) • Robert Louis Stevenson

... on the contrary, is open at its upper extremity. The rays from the object observed penetrate freely into it, and strike a concave metallic mirror—that is to say, they are focussed. From thence their reflected rays meet with a little mirror, which sends them back to the ocular in such a way as to ...
— The Moon-Voyage • Jules Verne

... to some larger apartment, and it now formed an abutment to the edifice, all on one side of it being ancient, and the other modern. It was lighted by one narrow, high, Gothic window, the panes of which were very small, lozenged, and many of them still stained. The roof was groined and concave, and still gay with tarnished gold. The mouldings and traceries sprang up from the four corners, and all terminated in the centre, in which grinned a Medusa's head, with her circling snakes, in high preservation, and of great and ...
— Rattlin the Reefer • Edward Howard

... beauty of their colouring. Blue and red clay had washed down upon them in streaks and patches; where certain faults in the rock occurred, and bars of iron-yielding stone were seen, the rust had washed down also, so that upon flat facets and concave and convex surfaces a great variety of colour and tint, and ...
— The Mermaid - A Love Tale • Lily Dougall

... six thousand one hundred men. Their arms were uniform, and admirably adapted to the nature of their service: an open helmet, with a lofty crest; a breastplate, or coat of mail; greaves on their legs, and an ample buckler on their left arm. The buckler was of an oblong and concave figure, four feet in length, and two and a half in breadth, framed of a light wood, covered with a bull's hide, and strongly guarded with plates of brass. Besides a lighter spear, the legionary soldier grasped ...
— The History of The Decline and Fall of the Roman Empire - Volume 1 • Edward Gibbon

... first time I want to make hay to advantage, I'll send for you," said Owny, laughing, as he entered his house, and nodding at Andy, who returned a capacious grin to Owny's shrewd smile, like the exaggerated reflection of a concave mirror. But the grin soon subsided, for men seldom prolong the laugh that is raised at their own expense; and the corners of Andy's mouth turned down as his hand turned up to the back of his ...
— Handy Andy, Volume One - A Tale of Irish Life, in Two Volumes • Samuel Lover

... blood, pulsed from my heart, sped through uncounted leagues before it reached my extremities; the air drawn into my lungs expanded into seas of limpid ether, and the arch of my skull was broader than the vault of heaven. Within the concave that held my brain, were the fathomless deeps of blue; clouds floated there, and the winds of heaven rolled them together, and there shone the orb of the sun. It was—though I thought not of that at ...
— The Lands of the Saracen - Pictures of Palestine, Asia Minor, Sicily, and Spain • Bayard Taylor

... broad and silent mirror gave to view The pale and waning stars, The chariot's fiery track, And the grey light of morn Tingeing those fleecy clouds 140 That cradled in their folds the infant dawn. The chariot seemed to fly Through the abyss of an immense concave, Radiant with million constellations, tinged With shades of infinite colour, 145 And semicircled with a belt ...
— The Daemon of the World • Percy Bysshe Shelley

... cartilage so it may be spread as nearly flat as possible and lay on the lead, drawing around its outline with a nail point. Cut out the lead ears with a pair of metal-shears. Hammer into natural concave shape with a bit of heavy wood rounded into a ball at one end for the purpose. (For details of ear making ...
— Taxidermy • Leon Luther Pray

... the great brick flues of the farmhouse, and at first almost terrified me, but at length furnished the thalamian refrain that most surely lulled me asleep; the red-headed woodpeckers that with sharp cries and concave stoop of flight moved fitfully, from tree to tree, tapping this one loudly, that one low and dull, and whose nest hole in the dead maple on the hillside was re-occupied year after year, till at last the stub blew down ...
— When Life Was Young - At the Old Farm in Maine • C. A. Stephens

... thickest part, in the centre, they are between four and five inches in width. Here, where the foot rests, there is a piece of birch bark fastened, over which there is a loop, and through this loop the foot passes. That part of the skee under the foot is concave, and here it is thickest, so that where it supports the weight of the person it cannot bend downward. The under part of the skee is grooved and polished, and soon becomes by use as smooth as glass. The forward end turns slightly ...
— The Land of the Long Night • Paul du Chaillu

... endless, the journey was not; Satellite III grew and grew. Its pale circle spread outward; dark blurs took definition; a spot of blue winked forth—the Great Briney Lake. The globe at last became concave, then, after they entered its atmosphere, convex. This last ...
— The Bluff of the Hawk • Anthony Gilmore

... revelling roundelays, Belched out with hickups at bacchanal Go, Bellowed, till heaven's high concave rebound the lays, Are all for college carousals too low. Of dullness quite tired, with merriment fired, And fully inspired with amity's glow, With hate-drowning wine, boys, and punch all divine, boys, The Juniors combine, boys, in friendly HIGH-GO. Glossology, by William ...
— A Collection of College Words and Customs • Benjamin Homer Hall

... drab, green, purple or bright red; cuticle very thin, peeling from the edge, adherent toward the centre; bell-shaped, at first compressing the gills, then expanded, until finally the centre of the cap becomes depressed or concave. ...
— Mushrooms of America, Edible and Poisonous • Anonymous

... of white quartz, measuring five inches in diameter and an inch and three fourths in thickness. The margin is rounded, and both surfaces are deeply concave though imperforate. ...
— Some Observations on the Ethnography and Archaeology of the American Aborigines • Samuel George Morton

... above, pale magenta, veined with darker pink; upper part of interior crested with long white hairs. Stamens united with style into unsymmetrical declined column, bearing an anther on either side, and a dilated triangular petal-like sterile stamen above, arching over the broad concave stigma. Leaves: 2, from the base; elliptic, thick, 6 to ...
— Wild Flowers Worth Knowing • Neltje Blanchan et al

... to have shredded into wavy filaments all the rainbows that have spanned the chambers of the East since the Flood, and to upspring, in mirthful fantasy, to hang their infinitely-tinted tresses to the zenith's golden diadem of stars— even they sport upon the same lofty concave of dewless blue, which looks through and through the lacework and everchanging drapery of their mingled hues in the most witching mazes of their nightly waltz, giving to each a definiteness that our homely Saxon tongue might ...
— A Walk from London to John O'Groat's • Elihu Burritt

... convex outside curve of wings allowed the wind to escape over them, while the under side, being concave, held every breath. Thus the upward stroke did not simply counterbalance the downward and keep him stationary. Moreover, she showed him how the feathers underlapped each other so that the downward stroke pressed them closely ...
— Jimbo - A Fantasy • Algernon Blackwood

... his tea she saw broken glass in the corner of the room under the concave mirror, and a golden stain that had been carelessly wiped. ...
— The Invisible Man • H. G. Wells

... thirty inches long. In the farther end of the tube gleamed a lump of yellow metal, which I took to be gold. Hall and I were seated near another table about twenty-five feet distant from the tube, and on this table was an apparatus furnished with a concave mirror, whose optical axis was directed towards the tube. It occurred to me at once that this apparatus would be suitable for experimenting with electric waves. Wires ran from it to the floor, and in the cellar beneath ...
— The Moon Metal • Garrett P. Serviss

... Birks' drawing-room contained some two dozen people, mostly ladies. Two of the gentlemen present are not without interest for us. He whom you observe standing, so to speak, the focus of a concave mirror of three gracious dames, with his back somewhat difficultly bent, as if under ordinary circumstances he would be as upright as any Briton who owes not a penny, with very wholesome cheeks and lips which move in and out as he forms his well-rounded periods, is, of course, ...
— A Life's Morning • George Gissing

... outline as deep as possible in the wood with hatchets, and lastly flake it off as thick as they can, by driving in wedges. The sword is a large heavy piece of wood, shaped like a sabre, and capable of inflicting a mortal wound. In using it they do not strike with the convex side, but with the concave one, and strive to hook in their antagonists so as to have them under their blows. The fishing-lines are made of the bark of a shrub. The women roll shreds of this on the inside of the thigh, so as to twist it together, carefully inserting the ...
— A Complete Account of the Settlement at Port Jackson • Watkin Tench

... the corolla has more divisions; 4 stamens inserted on tube of corolla; 2 stigmas; calyx 4-lobed. Leaves: Opposite, seated on stem, oblong, tiny; the lower ones spatulate. Fruit: A 2-lobed pod, broader than long, its upper half free from calyx; seeds deeply concave. Root stock: Slender, spreading, forming dense tufts. Preferred Habitat - Moist meadows, wet rocks and banks. Flowering Season - April-July, or sparsely through summer. Distribution - Eastern Canada and United States west to Michigan, south ...
— Wild Flowers, An Aid to Knowledge of Our Wild Flowers and - Their Insect Visitors - - Title: Nature's Garden • Neltje Blanchan

... developed, the great strength of the second line of defence gradually revealed itself. It ran along the crest of the plateau, which rises about a thousand yards from the edge in a series of beautiful smooth grassy slopes of concave surface, forming veritable glacis for the musketry of the defence to sweep; and it consisted of a line of low rock and earth redoubts and shelter trenches, apparently provided with overhead cover, and cleverly arranged to command all approaches ...
— London to Ladysmith via Pretoria • Winston Spencer Churchill

... besides fighting, were to tend the sick and provide for the welfare of all Christian travellers. The churches belonging to the Templars were usually built in circular form in imitation of the church of the Holy Sepulchre at Jerusalem. They were capped with vaulted concave roofs said to be symbolical of the vast circuit and concave of the heavens. Our best example is the Temple Church, London, to which was added at a later period, a beautiful Early English Gothic extension. Other round churches are those of S. Sepulchre, Cambridge; ...
— Our Homeland Churches and How to Study Them • Sidney Heath

... she received all the attention and watchful tenderness which she needed continually, by reason of age and manifold infirmities. But while our life has its outer convex side, which magnifies its advantages before the world, it has its inner concave side also, which reduces the outer circumstances of prosperity into littleness, when "the heart knoweth its own bitterness, and a stranger doth not intermeddle with its joy." So it was with Mary Stansfield. She had a refined and luxurious home, and ...
— Working in the Shade - Lowly Sowing brings Glorious Reaping • Theodore P Wilson

... the hall. He was marching along a gallery overhanging one of the great streets of the moving platforms that traversed the city. Before him and behind him tramped his guards. The whole concave of the moving ways below was a congested mass of people marching, tramping to the left, shouting, waving hands and arms, pouring along a huge vista, shouting as they came into view, shouting as they passed, shouting as they receded, until the globes ...
— The Sleeper Awakes - A Revised Edition of When the Sleeper Wakes • H.G. Wells

... clouds, and hears him in the wind." The Scottish "herdsman" on the lonely mountain-top "feels the presence and the power of greatness," and "in its fixed and steady lineaments he sees an ebbing and a flowing mind." The philosopher[128] lifts his eyes to "the starry heavens" in all the depth of their concave, and with all their constellations of glory moving on in solemn grandeur, and, to his mind, these immeasurable regions seem "filled with the splendors of the Deity, and crowded with the monuments of his power;" or ...
— Christianity and Greek Philosophy • Benjamin Franklin Cocker

... A sleek, swarthy world-old young man with the fashionable concave torso, and alarmingly convex bone-rimmed glasses. Through them his darkly luminous gaze glowed upon Terry. To escape their warmth she sent her own gaze past him to encounter the arctic stare of the large blonde person who had been included so lamely in the ...
— Cheerful—By Request • Edna Ferber

... in width; but on his left, a jutting spur almost at right angles to the main range, and some hundreds of yards closer to his position, shot across the space within the horseshoe bend, in such fashion that an observer, standing on the plain, would have half his view of the inner concave expanse shut off, except that part of the high north wall that towered ...
— Lahoma • John Breckenridge Ellis

... boat party were rowing swiftly down the loch to the little hamlet of Drumquaich. The weather was magnificent. Not a breath of air stirred the surface of the sea, so that every little white cloud in the sky was perfectly reproduced in the concave below. The gulls that floated on the white expanse seemed each to be resting on its own inverted image, and the boat would have appeared in similar aspect but for the shivering of the mirror ...
— The Eagle Cliff • R.M. Ballantyne

... navetas are so named from their resemblance to ships. The construction is similar to that of the talayots. The outer wall has a considerable batter. The famous Nau d'Es Tudons is about 36 feet in length. The facade is slightly concave. A low door (a) gives access through a narrow slab-roofed passage (b) to a long rectangular chamber (c), the method of whose roofing is uncertain. All the naus are built with their facades to the south ...
— Rough Stone Monuments and Their Builders • T. Eric Peet

... sphere had been and in its jaws it held the bar. But the end of the bar, the eight inches that had been within the sphere, was gone. It had been sliced off so sharply that it left a highly reflective concave mirror ...
— Empire • Clifford Donald Simak

... found to continue collecting pollen from the same species of flowers, and prevent the multiplication of hybrid plants. They collect and carry this substance on the outer surface of the tibia, or the middle joint of the hinder leg; this part of the leg is broad, and on one side it is concave, and furnished with a row of strong hairs on its margins, forming as it were a natural basket, well adapted for the purpose. This substance mixed with honey, forms the food of the larvae or young brood, after undergoing, ...
— A Description of the Bar-and-Frame-Hive • W. Augustus Munn

... she come? And then, he blamed the doubt. His pulse beat quicker, as the old moon died. And when the slender sickle of pale gold Cut the blue concave, by his grated door Stood the veil'd visitant. The breath of flowers Foretold her coming. With their wealth she brought Grapes in the cluster, and a clasped Book, The holiest, and the best. "Show me thine eyes!" He pray'd. But still with undrawn veil, she gave The promise of return, in whisper ...
— Man of Uz, and Other Poems • Lydia Howard Sigourney

... too closely, and, finally, that the enemy is not permitted by a flank movement to be before the retreating army at the outlet of the forest, as was the case at Hohenlinden. The retreat would be the more secure if, as at Waterloo, the forest formed a concave line behind the center; for this re-entering would become a place of arms to receive the troops and give them time to pass off in succession on ...
— The Art of War • Baron Henri de Jomini

... useful; but it supplies nothing to the mind. The ideas of Christian theology are too simple for eloquence, too sacred for fiction, and too majestick for ornament; to recommend them by tropes and figures, is to magnify, by a concave mirror, the ...
— Lives of the Poets, Vol. 1 • Samuel Johnson

... TEMPERAMENT exists where lymph is in excess over arterial blood. It is distinguished by concavity of features and obliquity of angles, or rather the absence of angles. The face is usually broad in general outline, and concave in profile, the forehead prominent and wide at the upper part, and medium in development at the eyebrows, the nose concave, the mouth retreating, the teeth flat in form and arrangement, the chin concave and prominent at the point. ...
— How to Become Rich - A Treatise on Phrenology, Choice of Professions and Matrimony • William Windsor

... pan. For broiling, the bars of the gridiron should be perfectly clean, and greased with lard or butter, otherwise the meat will retain the impression of the bars. The bars of the gridiron should be concave, and terminate in a trough, to catch the juices, or they will drop in the fire and smoke the meat. A good fire of hot coals is necessary to have the meat broil as quick as possible without burning. The gridiron should be put on the fire, and well heated before ...
— The American Housewife • Anonymous

... button at the bottom of the concave in the wall seemed to stare with wonder upon this unfamiliar Raikes, who could thus permit the radiator to swing open so heedlessly, and the inner recess ...
— The Flaw in the Sapphire • Charles M. Snyder

... know it is D, they will say, Because it is made of a perpendicular line and has a curved line behind. Further information may then be given. Turn the D letter up thus , and say, I want to teach you the difference between concave and convex: the under part of the curve is concave and the upper part of it is convex. Then say, I shall now take the letter away, and wish you to shew me concave and convex on one of your fingers; when they will bend the forefinger and point them both out on it. ...
— The Infant System - For Developing the Intellectual and Moral Powers of all Children, - from One to Seven years of Age • Samuel Wilderspin

... the studio, near the open windows, Beryl had placed the plateau basket of orchids on the table; and she stood before an easel, transferring to the surface of a concave brass plaque, the fluted outlines of the scarlet and orange ribbons, the vivid green, purple and golden-brown lips, the rose velvet cups, the tender canary-hued calyxes of the glistening floral mass, whose aroma seemed a panting breath ...
— At the Mercy of Tiberius • August Evans Wilson

... regions where saltpetre could be obtained, made very respectable gunpowder. In making corn-meal a grater was sometimes used, consisting of a half-circular piece of tin, perforated with a punch from the concave side. The ears of corn were rubbed on the rough edges, and the meal fell through the holes on a board or cloth placed to receive it. They also sometimes made use of a handmill, resembling those alluded to in the Bible. These consisted of two circular stones; the ...
— Daniel Boone - The Pioneer of Kentucky • John S. C. Abbott

... instruments were found in it. In number they amounted to forty; some resembled instruments still in use, others are different from anything employed by modern surgeons. In many the description of Celsus is realized, as, for instance, in the specillum, or probe, which is concave on one side and flat on the other; the scalper excisorius, in the shape of a lancet-point on one side and of a mallet on the other; a hook and forceps, used in obstetrical practice. The latter are said to equal in the convenience and ingenuity of their construction the best efforts ...
— Museum of Antiquity - A Description of Ancient Life • L. W. Yaggy

... from one building, the vaulted baptistery with its marble font from another, the pulpits and ambones from a third the tribune from a fourth, the round brick bell-tower from a fifth, and then to cover all the concave roofs and chapel walls with grave and ...
— Sketches and Studies in Italy and Greece, Complete - Series I, II, and III • John Symonds

... margin thin, sometimes sterile, incurved. In color it runs from ecru drab to hair-brown with streaks of the latter, and it is very viscid when moist. When dried the surface of the pileus is shining. The tubes are plane or concave, adnate, tawny-olive to walnut-brown. The tubes are small, angular, somewhat as in B. granulatus, but smaller, and they are granulated with reddish or brownish dots. The spores are walnut brown, oblong to elliptical, 8—10 x 2—3 mu. The stem is cylindrical, even, olive yellow above, ...
— Studies of American Fungi. Mushrooms, Edible, Poisonous, etc. • George Francis Atkinson

... namely, landing effectively, and his remarks on this subject would be instructive even to an air pilot of these days: 'Now the ways and means by which the speed is slackened at the end of a flight are these. The bird spreads its wings and tail so that their concave surfaces are perpendicular to the direction of motion; in this way, the spreading feathers, like a ship's sail, strike against the still air, check the speed, and so that most of the impetus may be stopped, the wings are flapped ...
— A History of Aeronautics • E. Charles Vivian

... I told my grandfather of the phenomenon I had seen at sunrise. He said that it is called the Anthelia. It arises from the rays of the sun thrown on the concave and convex surfaces of the dew-drops, each particle furnishing a double reflection. The halo is caused chiefly, I fancy, by the contrast of the excessively dark shadow with the surrounding brightness. ...
— My First Voyage to Southern Seas • W.H.G. Kingston

... with the convex side uppermost, in a glass dish, reserving one cup apricot to go on the top, with the concave side uppermost. Take a few preserved cherries, and cut them in halves, and stick half a cherry in all the little holes or spaces where the apricots meet. Cut four little green leaves out of the angelica about the size of the thumb-nail, only ...
— Cassell's Vegetarian Cookery - A Manual Of Cheap And Wholesome Diet • A. G. Payne

... up the honey cells are different, because an entirely different object was aimed at; they are of pure wax to make them air tight and thus to prevent the honey from souring or candying in the cells! They are concave or hollowed inwards to give them greater strength to resist the pressure of ...
— Langstroth on the Hive and the Honey-Bee - A Bee Keeper's Manual • L. L. Langstroth

... nearly three thousand feet high. If it had not been for the strong, firm hold on my arm, I could not have stood it. As it was I dared not think. Suddenly we turned a sharp angle and found ourselves in a curious semicircular place, almost level and fifty or sixty feet deep in the concave, as if a great piece had been gouged out of the mountain by the glacier which ...
— Elsket - 1891 • Thomas Nelson Page

... shake The firm foundation of the earthly globe; Could I but grasp the poles in these two hands I'd pluck the world asunder. He would scale heaven, and when he had ——got beyond the utmost sphere, Besiege the concave of this universe, And hunger-starve the gods till they confessed What furies ...
— Curiosities of Literature, Vol. II (of 3) - Edited, With Memoir And Notes, By His Son, The Earl Of Beaconsfield • Isaac D'Israeli

... conductor of electricity. Where tin fillings are subject to a large amount of attrition, they wear away sooner or later, but this is not such a great detriment, for they can easily be repaired or replaced, and owing to the concave form produced by wear the patient is liable to know when a large amount has been worn away. That portion against the wall of the cavity is the last removed by wear, so that further caries is prevented so long as there is any reasonable amount of ...
— Tin Foil and Its Combinations for Filling Teeth • Henry L. Ambler

... Palms is restful, meditative, a place where the feeling of magical allure takes a deeper, more subjective character. It might well be called the Court of Pools, for two, quiet pools, one circular, one oblong except for its concave side to hold the other, fill the floor of its sunken garden and reflect its pensive as well as its physical charms. The Caryatids repeated throughout this court are the joint work of John Bateman and A. Stirling Calder. ...
— The Sculpture and Mural Decorations of the Exposition • Stella G. S. Perry

... of percussion caps and detonators the copper blanks are cut from copper strips and stamped to the required shape. The blanks are then placed in a gun-metal plate, with the concave side uppermost—a tool composed of a plate of gun-metal, in which are inserted a number of copper points, each of the same length, and so spaced apart as to exactly fit each point into a cap when inverted over a plate containing the blanks. The points ...
— Nitro-Explosives: A Practical Treatise • P. Gerald Sanford

... nobility. It lay there, conspicuous in its royal colour, from day to day and year to year, to mark the fair-way between the white cliffs of Old England and the outlying shoals—distinguished in daylight by a huge ball at its mast-head, and at night by a magnificent lantern with argand lamps and concave reflectors, which shot its rays like lightning far and wide over the watery waste, while, in thick weather, when neither ball nor light could be discerned, a sonorous gong gave its deep-toned warning to the approaching mariner, ...
— The Floating Light of the Goodwin Sands • R.M. Ballantyne

... to run along the sky. We sat very still, knowing what was coming to pass. In a minute more we saw a ruddy rim rise out of purple dusk; and with that almost incredible quickness in which the miracle is accomplished, the whole moon was up, red and slightly concave, for it ...
— The Lightning Conductor Discovers America • C. N. (Charles Norris) Williamson and A. M. (Alice Muriel)

... low upon the western horizon. Eastward the bare, bold volcanic upheaval of Diamond Head gleamed in bold relief, reflecting the silver rays. Here and there through the foliage shone the soft-colored fires of Chinese lanterns, and farther away, along the concave shore, distant electric lights twinkled like answering signals to the stars in the vault of blue, and the "riding lights" of the few transports or warships, swinging at anchor on ...
— Found in the Philippines - The Story of a Woman's Letters • Charles King

... a number of these together and put them away in a shady place to dry. After a week or more, preferably several months, he selected the best shafts and straightened them. This he accomplished by holding the concave surface near a small heap of hot embers and when warm he either pressed his great toe on the opposite side, or he bent the wood backward on the base of the thumb. Squinting down its axis he lined up the uneven contours one ...
— Hunting with the Bow and Arrow • Saxton Pope

... visible presence would scarcely add to the wonders in this under-world of glamour and mystery. Shells, pink and pearly, brown and lilac, scarlet and cobalt, strew the flower-decked floor with infinite variety, concave and spiral, ribbed and fluted, fretted and jagged—the satin smoothness of convoluted forms lying amid rugged shapes bristling with spines and needles. We gaze almost with awe at the lovely vision of a dainty Nautilus, sailing his fairy boat down a blue channel ...
— Through the Malay Archipelago • Emily Richings

... days before these conditions were fulfilled; and Villars had used these two precious days in throwing up a series of immensely strong works. The heights he occupied formed a concave semicircle, enfilading on all sides the little plain of Malplaquet, and this semicircle now bristled with redoubts, palisades, abattis, and stockades; while the two trouees, or openings, by which it was presumed that the allies would endeavour to force an entrance, were so enfiladed ...
— The Cornet of Horse - A Tale of Marlborough's Wars • G. A. Henty

... excellent figures, should be studied. The whole of the exterior of the skull in all its parts has been altered; the hinder surface, instead of sloping backwards, is directed forwards, entailing many changes in other parts; the front of the head is deeply concave; the orbits have a different shape; the auditory meatus has a different direction and shape; the incisors of the upper and lower jaws do not touch each other, and they stand in both jaws above the plane of the molars; the canines of the upper jaw stand ...
— The Variation of Animals and Plants Under Domestication, Vol. I. • Charles Darwin

... night. Vaster grew the earth and vaster, swallowing up the stars, and the silvery translucent starlit veil of cloud it wore spread out to catch me. At last the world seemed no longer a sphere but flat, and then concave. It was no longer a planet in the sky, but the world of Man. I shut all but an inch or so of earthward window, and dropped with a slackening velocity. The broadening water, now so near that I could see the dark glitter of the ...
— The First Men In The Moon • H. G. Wells

... were indeed possible, destroy our own existence. Our so-called intensive life is conditioned by the extensive; the former is only a reflex of the latter, in which the figures and images received, as if reflected in a concave mirror, often appear in changed relations that are wonderful and singularly strange, notwithstanding that these caricatures again And their real originals in life. I boldly maintain, that no man has ever thought or dreamt anything the elements ...
— Weird Tales, Vol. II. • E. T. A. Hoffmann

... the "universal smoothing plane," because it belongs to that variety of planes in which the face is made changeable, so that it may be conveniently adapted to the planing of curved as well as straight surfaces. By the use of my improvement surfaces that are convex, concave, or straight may be easily worked, the face of the tool being readily changed from one form to another to suit the surface to which ...
— Woodworking Tools 1600-1900 • Peter C. Welsh

... sidereal heavens have, not inadequately for the purpose designed, been represented by the concave surface of a sphere in the centre of which the eye of an observer might be supposed to be placed.... In future we shall look upon those regions into which we may now penetrate by means of such large telescopes, as a naturalist regards a rich ...
— The New Heavens • George Ellery Hale

... not followed him into the storeroom, but remained near the open doorway in a concave and pessimistic attitude. Penrod felt in a dark corner of the box and laid hands upon a simple apparatus consisting of an old bushel-basket with a few yards of clothes-line tied to each of its handles. He passed the ends of the lines over a big spool, which revolved upon an axle of wire ...
— Penrod • Booth Tarkington

... explane my self by a gross Comparison) in divers places of the Surface of the Earth, there are not only Neighbouring Hills, Trees, &c. that are rais'd above the Horizontal Level of the Valley, but Rivers, Wells, Pits and other Cavities that are depress'd beneath it, and that such Protuberant and Concave parts of a Surface may remit the Light so differingly, as much to vary a Colour, some examples and other things, that we shall hereafter have occasion to take notice off in this Tract, will sufficiently ...
— Experiments and Considerations Touching Colours (1664) • Robert Boyle

... the island, as well as that on which we were travelling. The question was, whether either of them held on an uninterrupted course to some reservoir, or whether they fell short of the coast and exhausted themselves in marshes. Considering the concave direction of the mountains to the S.E., I even at this time hoped that the rivers falling into the interior would unite sooner or later, and contribute to the formation of an important and navigable stream. ...
— Two Expeditions into the Interior of Southern Australia, Complete • Charles Sturt

... retina, which is far the commonest condition (the well-known "long sight," or hyperopia), we put a plus or bulging glass before the eye and thus correct its shape. But if the eye is too round and bulging, producing the familiar "short sight," or myopia, we put a minus or concave lens before the eye, and thus bring it back to the normal. By a curious paradox, however, it often happens that the headache due to eye-strain is caused not by the grosser defects, such as interfere with vision so seriously ...
— Preventable Diseases • Woods Hutchinson

... sun has disappeared behind the western mountains, and the stars sparkled o'er the blue concave, we have been accustomed to sit down to the compilation of this unpretending volume, and therefore it is called "Eventide." O, that its pages might be read at that calm, silent hour,—their follies mercifully overlooked, their ...
— Eventide - A Series of Tales and Poems • Effie Afton

... simplest and coarsest description, it had in this chapel employed the invention and the chisels of the most able architects. The groined roofs rose from six columns on each side, carved with the rarest skill; and the manner in which the crossings of the concave arches were bound together, as it were, with appropriate ornaments, were all in the finest tone of the architecture of the age. Corresponding to the line of pillars, there were on each side six richly-wrought niches, each of which contained the image ...
— The Talisman • Sir Walter Scott

... of a branch of the incense cedar (Libocedrus decurrens), or of the California nutmeg (Tumion Californicum [Torreya]), made flat on the outer side, and rounded smooth on the inner or concave side when the bow is strung for use. The flat, outer side was covered with sinew, usually that from the leg of a deer, steeped in hot water until it became soft and glutinous, and then laid evenly and smoothly over the wood, ...
— Indians of the Yosemite Valley and Vicinity - Their History, Customs and Traditions • Galen Clark

... knot, Andy disclosed a mysterious device resembling two hard rubber shoe horns, joined in the centre by a concave piece of metal. ...
— Andy the Acrobat • Peter T. Harkness

... further observation shows): for instance, I find a slight pinch between the thumb and finger at the end of the tendril of the Cucurbitaceae causes prompt movement, but a pinch excites no movement in Cissus. The cause is that one side alone (the concave) is irritable in the former; whereas both sides are irritable in Cissus, so if you excite at the same time both OPPOSITE sides there is no movement, but by touching with a pencil the two branches of the tendril, in any part whatever, you cause ...
— The Life and Letters of Charles Darwin, Volume II • Francis Darwin

... the Lord has scattered Bountifully on the sky, Some soul thought they there were spattered For an ornamental dye; The huge Opalescent Concave Wore the polish of a stone Which the fracturing fires engrave With a thunder-splitting tone; And the things they claimed as sponsors For the young religious thought Were the things that were the monsters Recently ...
— A Williams Anthology - A Collection of the Verse and Prose of Williams College, 1798-1910 • Compiled by Edwin Partridge Lehman and Julian Park

... degree, of seventeenth and eighteenth century Romanism. It doesn't impress the imagination, but richly feeds the curiosity, by which I mean one's sense of the curious; suggests no legends, but innumerable anecdotes a la Stendhal. There is a vast dome, filled with a florid concave fresco of tumbling foreshortened angels, and all over the ceilings and cornices a wonderful outlay of dusky gildings and mouldings. There are various Bernini saints and seraphs in stucco-sculpture, astride of the tablets and door- ...
— Italian Hours • Henry James

... round edges of the timbers being filled with mud, moss, and bits of wood; the roof is frequently composed of logs split and hollowed with the axe, and placed side by side, so that the edges rest on each other; the concave and convex surfaces being alternately uppermost, every other log forms a channel to carry off the rain and melting snow. The eaves of this building resemble the scolloped edges of a clamp shell; but rude as this covering is, it effectually ...
— The Backwoods of Canada • Catharine Parr Traill

... grow the fruit usually make their own chocolate at home by roasting the beans over a slow fire, and after separating them from their husks (like almond-skins), they pound them with wet sugar, etc., into a paste, using a kind of rolling-pin on a concave block of wood. The roasted beans should be made into chocolate at once, as by exposure to the air they lose flavour. Small quantities of cacao are sent to Spain, but the consumption in the Colony, when made into chocolate [142] ...
— The Philippine Islands • John Foreman

... such size as in the males—whereas the female of the Indian elephant has either no tusks at all, or they are so small as to be scarcely perceptible outside the skin of the lips. The other chief points of difference between the two are that the front of the Asiatic elephant is concave, while that of the African is convex; and the former has four horny toes or sabots on the hind-foot, where only three appear upon that of the latter. The enamel of the teeth presents still another proof of these animals ...
— The Bush Boys - History and Adventures of a Cape Farmer and his Family • Captain Mayne Reid

... a result, perceived form not as an appearance, but as a reality; saw with the eye the complexities of projection and depression perceivable by the hand. His craft was that of measurements, of minute proportion, of delicate concave and convex—in one word, of planes. His dull, malleable clay, and ductile, shining bronze had taught him nothing of the way in which light and shadow corrode, blur, and pattern a surface. His fancy, his skill, embraced the human form like the gypsum of the moulder, received the stamp ...
— Renaissance Fancies and Studies - Being a Sequel to Euphorion • Violet Paget (AKA Vernon Lee)

... relief. As he rode abstractedly forward under the low cottonwood vault he felt a strange influence stealing over him, an influence that was not only a present experience but at the same time a far-off memory. The concave vault above deepened; the sunset light from the level horizon beyond streamed through the leaves as through the chequers of stained glass windows; through the two shafts before him stretched the pillared aisles of Ashley Church! He was riding as ...
— Tales of Trail and Town • Bret Harte

... to be a flat and limited tract. Now they realize that it is a ponderous ball floating in infinite ether. Once they thought the sky was a solid blue concave, studded with blazing points, an empire of fate, the gold-and-azure floor of the abode of gods and spirits. Now all that is dissolved away; the wandering planets become at will broad disks, like sisters of the moon; and countless millions of stars are now mirrored in ...
— Atlantic Monthly, Vol. 9, No. 55, May, 1862 • Various

... again, half cloud, melting indistinguishably into the vaporous haze of the sky. Above her, sheer and vast, lay Hemlock Mountain, all its huge bulk a sleeping, passionless calm. Beyond was the solemnity of Windward Mountain's concave shell, full to the brim with brooding blue shadows, a well of mystery in that day of wind-blown sunshine. Beneath her, above her, before her, seemingly the element in which she was poised, was space, illimitable space. She had never been conscious of such vastness, she was abashed by it, she ...
— The Bent Twig • Dorothy Canfield

... mighty orb was next displayed; Tremendous Gorgon frowned upon its field, And circling terrors filled the expressive shield. Within its concave hung a silver thong, On which a mimic serpent creeps along, His azure length in easy waves extends, Till, in three heads, th' embroidered monster ends." See Pope's "Homer's Iliad," book xi., 1. 43. Lucian here means to ridicule, not Homer, but the ...
— Trips to the Moon • Lucian

... relative's concave profile in sick suspicion. Was the trail of the serpent over them all? But no, Uncle Joe was beaming mildly with the satisfaction of having shown that although the literary hemisphere was the unknown land, he had heard of a mountain and a minor ...
— The Wit and Humor of America, Volume V. (of X.) • Various

... and the same year the altar was concluded, and the Virgin brought back in solemn procession, in the midst of an innumerable multitude. This great altar, which cost from three to four hundred thousand dollars, is a concave hexagonal, in the midst of which rise two white marble pillars, and on each side two columns of rose-coloured marble, of the composite order, which support the arch. Between these are two pedestals, on which are the images of San ...
— Life in Mexico • Frances Calderon De La Barca

... went out and walked leisurely up the street till he came to the dark stairway of a little public hall over a feed-store. He ascended the steps with a respectful tread and entered the hall. It was furnished with crude unpainted benches and lighted by kerosene lamps in concave-mirrored brackets on the white walls. At the end stood a table holding a pitcher of water, a goblet, and a Bible, and behind the table sat an earnest-eyed, middle-aged evangelistic preacher, who bowed and smiled in agreeable surprise at the ...
— Dixie Hart • Will N. Harben

... and her lighted taper before her. In front of all were a number of my younger pupils, the royal children, in circles also. Close by the altar, on a low square stool, overlaid with a thin cushion of silk, sat the high-priest, Chow Khoon Sah. In his hand he held a concave fan, lined with pale green silk, the back richly embroidered, jewelled, and gilt. [Footnote: The fan is used to cover the face. Jewelled fans are marks of distinction among the priesthood.] He was draped ...
— The English Governess At The Siamese Court • Anna Harriette Leonowens

... reached when the approaching surface came so close as to appear concave, and our little ark floated above a hemisphere of dazzling brightness under a hemisphere of appalling darkness faintly relieved by the glimmer of stars and the ...
— A Trip to Venus • John Munro

... exactly like the front set of wings of the dragon fly, was the large, main plane, with the concave turn toward the ground. There was the usual propeller in front, operated by a four cylinder motor, the cylinders being air cooled, and set like the spokes of a wheel around the motor box. The big gasolene tank, and other mechanism was in front of the right-hand operator's ...
— Tom Swift and his Wireless Message • Victor Appleton

... any way changing the original focus. If, however, the supposed plane surface proves to be convex, the image will not be sharply defined in the telescope until the eyepiece is moved away from the object glass; while if the converse is the case, and the supposed plane is concave, the eyepiece must now be moved toward the objective in order to obtain a sharp image, and the amount of convexity or concavity may be known by the change in the focal plane. If the surface has periodic or ...
— Scientific American Supplement, No. 484, April 11, 1885 • Various

... The piles were made of oak, birch and alder, with very rough pointed ends, and they measured from 6 to 10 inches in diameter. Three other rows cross the Costa in the same neighbourhood separated by a few hundred yards and as they lie at right angles to the stream which there forms a concave bend, they appear to converge upon one point. This would be what may roughly be termed an island between the Costa and a large drain where water in ancient times probably ...
— The Evolution Of An English Town • Gordon Home

... cruel, but, barring perhaps the immense Asiatic butcheries, Nero contrived then to surpass anything that had been done. Bloated and hideous, his hair done up in a chignon, a concave emerald for monocle, in the crowded arena he assisted at the rape of Christian girls. Their lovers, their brothers and fathers were either eaten alive by beasts or, that night, dressed in tunics that had been soaked ...
— The Lords of the Ghostland - A History of the Ideal • Edgar Saltus

... green, through which floated the curved shallop of a thin new moon, slowly deepening from lustreless white, through gleaming silver, into burnished gold, and attended by one solitary, pearl-white star. The vast concave of sky above was of violet, infinite and flawless. Far out dusky amethystine islets clustered like gems on the shining breast of the bay. The little pools of water along the low shores glowed like mirrors ...
— Lucy Maud Montgomery Short Stories, 1896 to 1901 • Lucy Maud Montgomery

... stationary than when they are running before it. These turbines are made entirely of light metal, and fold when not in use, so that only the frames are visible. Sometimes these also fold and are housed, or wholly disappear within the mast. Steam-boilers are also placed at the foci of huge concave mirrors, often a hundred feet in diameter, the required heat being supplied by the sun, without smoke, instead of by bulky and dirty coal. This discovery gave commercial value to Sahara and other tropical deserts, which are now desirable for mill-sites and for generating power, ...
— A Journey in Other Worlds - A Romance of the Future • John Jacob Astor

... nature herself. He was incontestibly the most wonderful in his finishing of all the Flemish masters, although the number of artists of that school who have excelled in this particular style are quite large. The pictures he first painted were portraits, and he wrought by the aid of a concave mirror, and sometimes by looking at the object through a frame of many squares of small silk thread. He spent so much time in these works that, notwithstanding they were extremely admired, his sitters ...
— Anecdotes of Painters, Engravers, Sculptors and Architects and Curiosities of Art (Vol. 3 of 3) • S. Spooner

... concave glasses, Learned in lore of printed pages, Dig into the mounds and gather Spear and arrow heads and axes, Broken weapons and utensils Made of flint, ...
— The Legends of San Francisco • George W. Caldwell

... neatly bound with banana leaves, sell on the river for ten sous each. It is smoked either in the "Kondukwe" or in the Ojo. The latter, literally meaning a torch, is a polished cow-horn, closed at the thick end with wood, and banded with metal; a wooden stem, projecting from the upper or concave side, bears a neat "chillam" (bowl), either of clay or of brown steatite brought from the upper Gaboon River. This rude hookah is half filled with water; the dried hemp in the bowl is covered with what Syrians call ...
— Two Trips to Gorilla Land and the Cataracts of the Congo Volume 1 • Richard F. Burton

... analogy. If you know a 'law,' you may discharge your memory of masses of particular instances, for the law will reproduce them for you whenever you require them. The law of refraction, for example: If you know that, you can with a pencil and a bit of paper immediately discern how a convex lens, a concave lens, or a prism, must severally alter the appearance of an object. But, if you don't know the general law, you must charge your memory separately with each of the three kinds ...
— Talks To Teachers On Psychology; And To Students On Some Of Life's Ideals • William James

... reddish-brown hair, with a vulgar nose, a sharp blue eye and a red beard confined to his lower jaw and chin. My putative Russian, still in possession of the rug, let his mild gaze stray over the dingy ornaments of the room. The other drew near, and his umbrella dealt a playful poke at the concave melancholy waistcoat. "A penny ...
— A Passionate Pilgrim • Henry James

... hail, in hurricanes and storms, Liquid and solid, livid, red, and pale, A flaming mountain here, and there a flaming vale; The liquid fire makes seas, the solid, shores; Arch'd o'er with flames, the horrid concave roars. In bubbling eddies rolls the fiery tide, And sulphurous surges on each other ride. The hollow winding vaults, and dens, and caves, Bellow like furnaces with flaming waves. Pillars of flame in spiral volumes rise, Like fiery snakes, and lick the infernal skies. Sulphur, the ...
— The Destiny of the Soul - A Critical History of the Doctrine of a Future Life • William Rounseville Alger

... opened; remarking that "there appeared nothing wanting as to the internal parts, for making up a perfect Sea-fowl: every little part appearing so distinctly, that the whole looked like a large Bird seen through a concave or diminishing Glass, colour and feature being everywhere so clear and neat." The "Bird" is most minutely described as to its bill, eyes, head, neck, breast, wings, tail, and feet, the feathers being "everywhere perfectly shaped, and blackish-coloured. All being dead ...
— Young Folks' Library, Volume XI (of 20) - Wonders of Earth, Sea and Sky • Various

... in quick vibrations shake, While on the surface of the neighbouring lake, Of shrubs and willows, wash'd from every stain, The trembling branches glitter once again; Again the peasant in its bosom sees The heaven's blue concave ...
— Translations of German Poetry in American Magazines 1741-1810 • Edward Ziegler Davis

... electricities, as when connected with the opposite poles of an insulated galvanic cell, the needle is repelled by one pair and attracted by the other, and therefore rotates through an arc of greater or less extent. A small concave mirror is attached above the needle and its image is reflected on a graduated screen. This makes the smallest movement visible. Sometimes the quadrants are double, forming almost a complete box, within which the ...
— The Standard Electrical Dictionary - A Popular Dictionary of Words and Terms Used in the Practice - of Electrical Engineering • T. O'Conor Slone

... greyish-white patch along the jaws, and on the other a yellowish-white belt, embracing the neck and shoulders, as a collar does a horse. These markings have given to each its specific name. They are farther distinguished, by the forehead of the white-lipped peccary being more hollowed or concave than ...
— The Hunters' Feast - Conversations Around the Camp Fire • Mayne Reid

... this invention, and all efforts have hitherto been vain to improve on it. Various projectors have appeared—some with concrete foundations, some with the blocks attached to each other, not by oak dowels, but by being alternately concave and convex at the side; but this system has the incurable defect of wearing off at the edges, where the fibre of the wood, of course, is weakest, and presents a succession of bald-pated surfaces, extremely slippery, ...
— Blackwood's Edinburgh Magazine, Vol. 53, No. 331, May, 1843 • Various

... "It's concave! It curves upward! I'm on the inside of the world! And that sun is the center! But what holds us here? What keeps us from falling?" He passed one hand heavily across his eyes. The excitement of the moment had lifted him above the weariness of muscle ...
— Two Thousand Miles Below • Charles Willard Diffin

... calling to his wife, he asked her in Languedocian to look for it. While she was searching he drew my attention to a circular stone lying upon the top of his rough garden wall. It was about a foot in diameter, and concave on one side. 'What ...
— Wanderings by southern waters, eastern Aquitaine • Edward Harrison Barker

... of the earlier centuries of the Christian era, but has again turned towards the sharp-pointed, vigorous leaf of the Greeks. Its lobes are divided into three or five tines, each sharp at the tip; its centre lines, radiating from a central stem, bend like flames; its surfaces are concave, with deep V cutting, and it has one very marked peculiarity, that is, that as far as possible no tine is left displayed alone on the ground, but the tip of each is made to touch either the tip of a neighboring tine or the ribbon ...
— The Brochure Series of Architectural Illustration, Volume 01, No. 04, April 1895 - Byzantine-Romanesque Windows in Southern Italy • Various

... men and women were all over the place, and much vigorous dancing was going on. Using the same gansa as the Ifugao, the Igorot beats it on the convex side with a regular padded drumstick, whereas the Ifugao uses any casual stick on the concave side. Moreover, the Bontok dancers went around their circle, beating their gansas the while, in a sort of lope, the step being vigorous, long, easy, and high; as in all the other dances seen, the motion was against the sun. The gansa beat seemed to be at uniform intervals, all full notes. While ...
— The Head Hunters of Northern Luzon From Ifugao to Kalinga • Cornelis De Witt Willcox

... is always worn by women. It consists of a segment of bamboo, 7 or 8 centimeters long and 5 centimeters high, curved while still green and made to retain its shape by a slip of bamboo fastened into two holes on the concave side. The teeth are whittled out and the upper part and sides are cut into the characteristic shape seen in Plate 9. On the front or convex side of the comb are ornamental incisions the style and variety of which ...
— The Manbos of Mindano - Memoirs of the National Academy of Sciences, Volume XXIII, First Memoir • John M. Garvan

... the same way with curves; given two lines of equal length and enclose one with convex and the other with concave curves, and the line ...
— Color Value • C. R. Clifford

... the retinue of Roderic was scarcely admitted. The most savoury viands, the most high flavoured ragouts, and the most delicious wines presented themselves spontaneously to the expecting attendant. The hall was illuminated with a thousand lustres that depended like stars from the concave roof, and were multiplied by the reflection of innumerable mirrors. The whole was arranged with ...
— Imogen - A Pastoral Romance • William Godwin

... feet below. He had just landed on a bit of white tableland wantonly carved in the naked cliff. The rough gradients which up to now had guided him in his descent ceased abruptly. Behind him the cliff rose upwards, in front and, to his right, and left a concave wall, straight ...
— The Nest of the Sparrowhawk • Baroness Orczy

... vehement Collision, or Rubbing together, take Fire. This Method they will sometimes practise now, when it has happen'd thro' rainy Weather, or some other Accident, that they have wet their Spunk, which is a sort of soft corky Substance, generally of a Cinnamon Colour, and grows in the concave part of an Oak, Hiccory, and several other Woods, being dug out with an Ax, and always kept by the Indians, instead of Tinder or Touch-wood, both which it exceeds. You are to understand, that the two Sticks they use ...
— A New Voyage to Carolina • John Lawson

... to those of M. lyra; the posterior portion of the tragus, however, is longer and more attenuated upwards, and more acutely pointed; the nose-leaf is shorter, with convex sides; but the anterior concave disc is considerably larger, and the base of the thickened process is cordate; thumbs and wings as in M. lyra; interfemoral membrane deeper; the ...
— Natural History of the Mammalia of India and Ceylon • Robert A. Sterndale

... heav'n's Supreme in bliss and glory reigns. There sits, illustrious Sir, thy beauteous spouse; A gem-blaz'd circle beaming on her brows. Hail'd with acclaim among the heav'nly choirs, Her soul new-kindling with seraphic fires, To notes divine she tunes the vocal strings, While heav'n's high concave with the music rings. Virtue's rewards can mortal pencil paint? No—all descriptive arts, and eloquence are faint; Nor canst thou, Oliver, assent refuse To heav'nly tidings from the Afric muse. As soon may change thy laws, eternal ...
— Religious and Moral Poems • Phillis Wheatley

... believe it is, in a double connection with its office as a measurer of time or motion and its relation to the transit of the sun in the sky, that Hermes forms it from the tortoise-shell, which is the image of the dappled concave of the cloudy sky. Thenceforward all the limiting or restraining modes of music belong to the Muses; but the more passionate music is wind music, as in the Doric flute. Then, when this inspired music becomes degraded in its passion, it ...
— The Queen of the Air • John Ruskin

... siecle;" but the crust of superstition that enveloped his powerful mind, though it may have dimmed, could not obscure the brightness of his genius. To him, and apparently to him only, among all the inquiring spirits of the time, were known the properties of the concave and convex lens. He also invented the magic-lantern; that pretty plaything of modern days, which acquired for him a reputation that embittered his life. In a history of alchymy, the name of this ...
— Memoirs of Extraordinary Popular Delusions - Vol. I • Charles Mackay

... naturally curved back and forward. When, from want of exercise, its bones are softened, and the muscles weakened, the spine acquires an improper curve, and the person becomes what is called crooked, having the neck projected forward, and, in some cases, having the back convex, where it should be concave. Probably one half of the American women have the head thus projecting forward, instead of carrying it in the natural, erect position, which is both ...
— A Treatise on Domestic Economy - For the Use of Young Ladies at Home and at School • Catherine Esther Beecher

... vertebrae, and largely of the elastic tension of some of the fibrous bands, or ligaments, which connect these vertebrae together, the spinal column, as a whole, has an elegant S-like curvature, being convex forwards in the neck, concave in the back, convex in the loins, or lumbar region, and concave again in the sacral region; an arrangement which gives much elasticity to the whole backbone, and diminishes the jar communicated to the spine, and through it to the head, by ...
— On the Relations of Man to the Lower Animals • Thomas H. Huxley

... from a perfectly dry bamboo, and this ball being placed on some firm support, as a fallen log or piece of rock, one of the above halves is held by its ends firmly down on it, so that the ball of soft fiber is pressed with some force against its inner or concave surface. Another man now takes a piece of bamboo a foot long or less, and shaped with a blunt edge, something like a paper knife, and commences a sawing motion backward and forward across the horizontal piece of bamboo, and just over the spot where the ball of soft fiber is held. The ...
— Scientific American Supplement, No. 508, September 26, 1885 • Various

... tortoise. But next evening, strange to say, I sat down with my shipmates, and made a merry repast from tortoise steaks, and tortoise stews; and supper over, out knife, and helped convert the three mighty concave shells into three fanciful soup-tureens, and polished the three flat yellowish calipees into three ...
— The Piazza Tales • Herman Melville

... backwards. The superior face shows two shallow cavities that are completed posteriorly by the superior face of the coffin or navicular bone. The anterior face is convex and cribbled by openings, and the inferior face is concave, forming the sole. Tendons belonging to the digital muscles terminate on the summit and ...
— Common Diseases of Farm Animals • R. A. Craig, D. V. M.

... position, was presented by Mrs. Barrow in memory of her husband, and designed by Mr. G.F. Bodley. It is made of Verde di Prato marble, octagonal in shape, and rests upon a circular base surrounded by detached pillars, all of the same material. The faces of the octagon are concave, and without decoration, except that towards the east, which displays a star ...
— Bell's Cathedrals: Southwark Cathedral • George Worley

... The speaker tapped his concave chest. "Bum lungs. I came down here to shuffle off, and I'm waiting for it to happen. What ...
— Rainbow's End • Rex Beach

... an immense hight; and, as I looked upward and around, the concave above seemed like a mighty waste of purple air, verging to blackness. Below, it was lighter; but a long, lurid bar of cloud stretched along the west, temporarily excluding the sun. The shadows rushed afar into ...
— Sanders' Union Fourth Reader • Charles W. Sanders

... queer old lady, and she had lost her youth; She bought her a new mirror, And it told to her the truth. Did she break the truthful mirror? Oh, no, no; no, no, no, no. But she bought some stays quite rare, Some false teeth and wavy hair, Some convex-concave glasses such as men of culture wear, And then she looked again, And she said, "I am not plain,— I am not plain, 'tis plain, Not very, very plain, I did not think that primps and crimps Would change a body so. I'll take a book on Art, And press it to my heart, And I'll straightway go to college, ...
— ZigZag Journeys in Northern Lands; - The Rhine to the Arctic • Hezekiah Butterworth

... rapidly increasing effect with increased stimulus. Finally, a tendency shows itself to approach a limit of response. Thus we find the curve at first slightly convex, then straight and ascending, and lastly, concave to the ...
— Response in the Living and Non-Living • Jagadis Chunder Bose



Words linked to "Concave" :   concave lens, umbilicate, dish-shaped, saclike, concavity, bursiform, concave polygon, cotyloid, dished, convexo-concave, boat-shaped, recessed, convex, concaveness, pouch-shaped, pouchlike, cupular, concave polyhedron, urn-shaped, patelliform, concavo-convex



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