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Concentration   /kˌɑnsəntrˈeɪʃən/   Listen
Concentration

noun
1.
The strength of a solution; number of molecules of a substance in a given volume.
2.
The spatial property of being crowded together.  Synonyms: compactness, denseness, density, tightness.
3.
Strengthening the concentration (as of a solute in a mixture) by removing diluting material.
4.
Increase in density.
5.
Complete attention; intense mental effort.  Synonyms: absorption, engrossment, immersion.
6.
Bringing together military forces.
7.
Great and constant diligence and attention.  Synonyms: assiduity, assiduousness.



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"Concentration" Quotes from Famous Books



... of vital energy, even when we contemplate it in its immature manifestations which are infinitely more wholesome than the dumb swamping process. Every high school boy and girl knows the difference between the concentration and the diffusion of this impulse, although they would be hopelessly bewildered by the use of the terms. They will declare one of their companions to be "in love" if his fancy is occupied by the image of a single person ...
— The Spirit of Youth and the City Streets • Jane Addams

... them together, and revolve them in my heart, and am comforted. Nigrinus is the beacon-fire on which, far out in mid-ocean, in the darkness of night, I fix my gaze; I fancy him present with me in all my doings; I hear ever the same words. At times, in moments of concentration, I see his very face, his voice rings in my ears. Of him it may truly be ...
— Works, V1 • Lucian of Samosata

... to give instances of fault from the British Museum, it is because, on the whole, it is the best-ordered and pleasantest institution in all England, and the grandest concentration of the means of human knowledge in the world. And I am heartily sorry for the break-up of it, and augur no good from any changes of arrangement likely to take place in concurrence with Kensington, where, the same day that I had been meditating by the old shark, I lost myself ...
— On the Old Road, Vol. 2 (of 2) - A Collection of Miscellaneous Essays and Articles on Art and Literature • John Ruskin

... bed," said Gerald, "with a bad headache. Oh, that's not a lie! I've got one right enough. It's the sun, I think. I know blacklead attracts the concentration of the sun." ...
— The Enchanted Castle • E. Nesbit

... through his intense and constant devotion to his work, surely that is not anything to be laughed at? Whatever Mr. Lemuel may be, he is, at all events, desperately in earnest. The passion that he has for his art, and his patience and concentration and self-sacrifice, seems to me to be nothing less than noble. And so, dear Keith, will you please to ...
— Macleod of Dare • William Black


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