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Attenuate   /ətˈɛnjuˌeɪt/   Listen
verb
Attenuate  v. t.  (past & past part. attenuated; pres. part. attenuating)  
1.
To make thin or slender, as by mechanical or chemical action upon inanimate objects, or by the effects of starvation, disease, etc., upon living bodies.
2.
To make thin or less consistent; to render less viscid or dense; to rarefy. Specifically: To subtilize, as the humors of the body, or to break them into finer parts.
3.
To lessen the amount, force, or value of; to make less complex; to weaken. "To undersell our rivals... has led the manufacturer to... attenuate his processes, in the allotment of tasks, to an extreme point." "We may reject and reject till we attenuate history into sapless meagerness."



Attenuate  v. i.  To become thin, slender, or fine; to grow less; to lessen. "The attention attenuates as its sphere contracts."



adjective
Attenuated, Attenuate  adj.  
1.
Made thin or slender.
2.
Made thin or less viscid; rarefied.






Collaborative International Dictionary of English 0.48








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"Attenuate" Quotes from Famous Books



... the exposed bacilli, and inoculated both with the blood of a hen that was dying of chicken cholera. The first died, the second was affected. In other words, Pasteur had made the greatest discovery in physiology of this century. He had found it is possible to attenuate the virus of a virulent disease, and to use that virus so attenuated as a vaccine matter which will guard the animal vaccinated against the disease. He had taken Jenner's discovery, and proved it applied to other diseases ...
— Great Men and Famous Women. Vol. 6 of 8 • Various

... being settled, they pour it off gently by degrees, they dry the Colour in the Shade that fell to the bottom of the Vessel; and this is the true Roucou, without any Mixture. The Physicians in these Parts prescribe it to cut and attenuate thick and tough Humours, which cause difficulty of Breathing, Retension of Urine, and all ...
— The Natural History of Chocolate • D. de Quelus

... and of a general flask-shape. The body is swollen centrally and tapers slightly at each end. There is no stalk, the body being fixed by the attenuate posterior end. There are two contractile vacuoles and one nucleus, which is situated a little above the body center. Fresh and salt water. Length without collar 9 mu; length of collar ...
— Marine Protozoa from Woods Hole - Bulletin of the United States Fish Commission 21:415-468, 1901 • Gary N. Galkins

... but after we had disposed of him we came to the book, which I was obliged to confess I had already rushed through. It was from this moment—the moment at which my terrible impression of it had blinked out at his anxious query—that the image of his scared face was to abide with me. I couldn't attenuate then—the cat was out of the bag; but later, each of the next times, I did, I acknowledge, attenuate. We all did religiously, so far as was possible; we cast ingenious ambiguities over the strong places, ...
— Embarrassments • Henry James

... Margaret, who apparently had a secret fancy for him. He was in his twenty-fourth year, prepossessing, and extremely brave. (1) There was certainly a great disproportion of age between him and Margaret, but this must have served to increase rather than attenuate her passion. She herself was already thirty-five, and judging by a portrait executed about this period, (2) in which she is represented in mourning for the Duke of Alencon, with a long veil falling from her cap, her personal appearance ...
— The Tales Of The Heptameron, Vol. I. (of V.) • Margaret, Queen Of Navarre

... and she knew, that, though the fascination which each had exercised over the other—on her part independently of accomplishments—would probably in the first days of their separation be even more potent than ever, time must attenuate that effect; the practical arguments against accepting her as a housemate might pronounce themselves more strongly in the boreal light of a remoter view. Moreover, when two people are once parted—have abandoned ...
— Tess of the d'Urbervilles - A Pure Woman • Thomas Hardy



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