[1] : The Collaborative International Dictionary of English v.0.48

concentrate \concen"trate\ ? or ?, v. t. imp.  p. p.
   concentrated; p. pr.  vb. n. concentrating. pref. con-
   + l. centrum center. cf. concenter.
   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.
      1913 webster

            he concentrated whole force at his own camp.
                                                  --motley.
      1913 webster

   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.
      1913 webster

            spirit of vinegar concentrated and reduced to its
            greatest strength.                    --arbuthnot.

   syn: to combine; to condense; to consolidate.
        1913 webster
see also:
concentrated concentrating concenter dilute 

[2] : The Collaborative International Dictionary of English v.0.48

concentrate \concen"trate\ ? or ?, v. i.
   to approach or meet in a common center; to consolidate; as,
   population tends to concentrate in cities.
   1913 webster

[3] : 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
see also:
dressed ore focus center centre pore rivet 
centralize centralise decentralize digest condense 
contract boil down reduce decoct boil down 

[4] : Moby Thesaurus II by Grady Ward, 1.0

168 moby thesaurus words for "concentrate":
   abbreviate, accelerate, aggravate, approach, assemble,
   attend closely to, attend to business, be alert, be obsessed with,
   beef up, blow up, bring into focus, bring together, center,
   centralize, circumscribe, close, close in, close up, close with,
   cluster, coarct, collect, come together, compact, complicate,
   compress, concenter, concentralize, concentrate on,
   concentrate the mind, concentrate upon, concentrated,
   concentration, condense, congest, congregate, consolidate,
   constant, constrict, constringe, contract, converge, cram, cramp,
   crowd, curtail, decoct, decoction, decrease, deepen, densen,
   densify, direct, distill, distillate, distillation, double, draw,
   draw in, draw together, elixir, enhance, essence, essentialize,
   establish, exacerbate, exaggerate, exclusive, express, extract,
   extraction, fall in with, firm, fix, fix on, fixate, fixed,
   focalize, focus, focus on, funnel, gather, give heed, group, heap,
   heat up, heighten, hop up, hot up, infuse, infusion, integrate,
   intensify, intersect, jam, jazz up, key up, knit, look lively,
   look out, look sharp, magnify, make complex, mass, meet, melt down,
   miss nothing, narrow, narrow the gap, nip, pay attention, pay heed,
   pile, pinch, press, press out, pucker, pucker up, purification,
   purse, put, quintessence, ram down, ramify, redouble, reduce,
   refine, refinement, reinforce, render, rivet, run together,
   scrutinize, set, settle, sharpen, shorten, shrink, soak, solidify,
   soup up, spirit, squeeze, steadfast, steady, steep, step up,
   strangle, strangulate, strengthen, study, take care, take heed,
   taper, think, triple, undistracted, undivided, unfaltering, unite,
   unremitting, unwavering, watch out, whet, wring, wring out,
   wrinkle

Concentrate >> C Words
Concentrate, definition of term: Concentrate
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Concentrate On >> C Words
Concentrate On, definition of term: Concentrate On
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