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n center; to unite more closely; to gather into one body, mass, or force; to fix; as, to concentrate rays of light into a focus; to concentrate the attention. (He) concentrated whole force at his own camp. Motley.

The act or process of concentrating; the process of becoming concentrated, or the state of being concentrated; concentration. Concentration of the lunar beams. Boyle. Intense concetration of thought. Sir J. Herschel.

Serving or tending to concentrate; characterized by concentration. A discrimination is only possible by a concentrative act, or act of attention. Sir W. Hamilton.

The quality of concentrating.

An apparatus for the separation of dry comminuted ore, by exposing it to intermittent puffs of air. Knight.

That which has a common center with something else. Its pecular relations to its concentrics. Coleridge.

Having a common center, as circles of different size, one within another. Concentric circles upon the surface of the water. Sir I. Newton. Concentrical rings like those of an onion. Arbuthnot.

In a concentric manner.

The state of being concentric.

Possesing harmony; accordant. [R.] Warton.

An abstract general conception; a notion; a universal. The words conception, concept, notion, should be limited to the thought of what can not be represented in the imagination; as, the thought suggested by a general term. Sir W. Hamilton.

That in which anything is contained; a vessel; a receiver or receptacle. [Obs.] Woodward.

The quality of being conceivable; conceivableness. Cudworth.

Capable of being conceived; conceivable. Sir M. Hale.

The act of conceiving in the womb; the initiation of an embryonic animal life. I will greaty multiply thy sorrow and thy conception. Gen. iii. 16.

Pertaining to conception.

A conceptualist.

Apt to conceive; fruitful. [Obs.] Shak.

Capable of conceiving. Sir T. Browne

Pertaining to conception.