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5 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 con·cen·trate /ˈkɑn(t)sənˌtret, ˌsɛn-/
 (vt.)集中,集結;濃縮(vi.)集中,集結;濃縮

From: DICT.TW English-Chinese Medical Dictionary 英漢醫學字典

 con·cen·trate /ˈkɑn(t)sənˌtret, ˌsɛn-/ 動詞

From: Webster's Revised Unabridged Dictionary (1913)

 Con·cen·trate v. t. [imp. & p. p. Concentrated; p. pr. & vb. n. Concentrating.]
 1. 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.
    (He) concentrated whole force at his own camp.   --Motley.
 2. 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.
    Spirit of vinegar concentrated and reduced to its greatest strength.   --Arbuthnot.
 Syn: -- To combine; to condense; to consolidate.

From: Webster's Revised Unabridged Dictionary (1913)

 Con·cen·trate v. i. To approach or meet in a common center; to consolidate; as, population tends to concentrate in cities.
 

From: WordNet (r) 2.0

 concentrate
      n 1: the desired mineral that is left after impurities have been
           removed from mined ore [syn: dressed ore]
      2: a concentrated form of a foodstuff; the bulk is reduced by
         removing water
      3: a concentrated example; "the concentrate of contemporary
         despair"
      v 1: make (the solvent of a solution) dense or denser
      2: direct one's attention on something; "Please focus on your
         studies and not on your hobbies" [syn: focus, center,
         centre, pore, rivet]
      3: make central; "The Russian government centralized the
         distribution of food" [syn: centralize, centralise]
         [ant: decentralize, decentralize, decentralize]
      4: make more concise; "condense the contents of a book into a
         summary" [syn: digest, condense]
      5: draw together or meet in one common center; "These groups
         concentrate in the inner cities"
      6: compress or concentrate; "Congress condensed the three-year
         plan into a six-month plan" [syn: condense, contract]
      7: be cooked until very little liquid is left; "The sauce
         should reduce to one cup" [syn: boil down, reduce, decoct]
      8: cook until very little liquid is left; "The cook reduced the
         sauce by boiling it for a long time" [syn: reduce, boil
         down]