GNU Collaborative International Dictionary of English

last match results

Found 2 definitions

1.       
   Concentrate , v. t. [imp. & p. p. Concentrated; p. pr. & vb. n. Concentrating.] [Pref. con- + L. centrum center. Cf. Concenter.]
   To bring to, or direct toward, a common 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.
   1913 Webster
   (He) concentrated whole force at his own camp.
   Motley.
   
   1913 Webster
   To increase the strength and diminish the bulk of, as of a liquid or an ore; to intensify, by getting rid of useless material; to condense; as, to concentrate acid by evaporation; to concentrate by washing; -- opposed to dilute.
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   Spirit of vinegar concentrated and reduced to its greatest strength.
   Arbuthnot.
   Syn. -- To combine; to condense; to consolidate.
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2.       
   Concentrate , v. i. To approach or meet in a common center; to consolidate; as, population tends to concentrate in cities.
   1913 Webster