1.  concentrate(n = noun.substance) dressed ore - the desired mineral that is left after impurities have been removed from mined ore;
is a kind of ore
Derived form verb concentrate₁

2.  concentrate(n = noun.food) - a concentrated form of a foodstuff; the bulk is reduced by removing water;
is a kind of food product, foodstuff
has particulars: tomato concentrate, evaporated milk, frozen orange juice, orange-juice concentrate
Derived forms verb concentrate₈, verb concentrate₇

3.  concentrate(n = noun.cognition) - a concentrated example of something; "the concentrate of contemporary despair"
is a kind of epitome, image, paradigm, prototype

1.  concentrate(v = verb.change) - make denser, stronger, or purer; "concentrate juice"
is one way to change state, turn
Derived forms noun concentrate₁, noun concentration₃, noun concentration₁, noun concentration₄
Sample sentences: Somebody ----s something

2.  concentrate(v = verb.cognition) center, centre, focus, pore, rivet - direct one's attention on something; "Please focus on your studies and not on your hobbies"
is one way to cerebrate, cogitate, think
Derived forms noun concentration₇, noun concentration₅
Sample sentences: Somebody ----s; Somebody ----s on something

3.  concentrate(v = verb.change) centralise, centralize - make central; "The Russian government centralized the distribution of food"
is one way to alter, change, modify
Antonym: deconcentrate
Sample sentences: Something ----s; Somebody ----s something

4.  concentrate(v = verb.change) condense, digest - make more concise; "condense the contents of a book into a summary"
is one way to abbreviate, abridge, contract, cut, foreshorten, reduce, shorten
Derived form noun concentration₃
Sample sentences: Something ----s; Somebody ----s something; Something ----s something

5.  concentrate(v = verb.motion) - draw together or meet in one common center; "These groups concentrate in the inner cities"
is one way to converge
Derived forms noun concentration₆, noun concentration₂
Sample sentences: Something is ----ing PP; Somebody ----s PP

6.  concentrate(v = verb.change) condense, contract - compress or concentrate; "Congress condensed the three-year plan into a six-month plan"
is one way to alter, change, modify
Derived form noun concentration₃
Sample sentences: Somebody ----s something; Something ----s something

7.  concentrate(v = verb.change) boil down, decoct, reduce - be cooked until very little liquid is left; "The sauce should reduce to one cup"
is one way to decrease, diminish, fall, lessen
Derived forms noun concentrate₂, noun concentration₃, noun concentration₄
Sample sentences: Something ----s

8.  concentrate(v = verb.change) boil down, reduce - cook until very little liquid is left; "The cook reduced the sauce by boiling it for a long time"
is one way to decrease, lessen, minify
Derived forms noun concentrate₂, noun concentration₃, noun concentration₄
Sample sentences: Somebody ----s something

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." [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."

   To approach or meet in a common center; to consolidate; as, population tends to concentrate in cities. [1913 Webster]

concentrate, v. & n.
--v.
1 intr. (often foll. by on, upon) focus all one's attention or mental ability.
2 tr. bring together (troops, power, attention, etc.) to one point; focus.
3 tr. increase the strength of (a liquid etc.) by removing water or any other diluting agent.
4 tr. (as concentrated adj.) (of hate etc.) intense, strong.
--n.
1 a concentrated substance.
2 a concentrated form of esp. food.

Derivative:
concentratedly adv. concentrative adj. concentrator n.

Etymology:
after concentre f. F concentrer (as con- + centre)

VB  preserve, maintain, keep, sustain, support, hold, keep up, keep alive, refrigerate, keep on ice, not willingly let die, bank up, nurse, save, rescue, be safe, make safe, take care of, guard, stare super antiquas vias, hold one's own, hold one's ground, stand one's ground, embalm, cure, salt, pickle, season, kyanize, bottle, pot, tin, can, sterilize, pasteurize, radiate, dry, lyophilize, freeze- dry, concentrate, evaporate, freeze, quick-freeze, deep-freeze, husband.

VB  assemble, collect, muster, meet, unite, join, rejoin, cluster, flock, swarm, surge, stream, herd, crowd, throng, associate, congregate, conglomerate, concentrate, precipitate, center round, rendezvous, resort, come together, flock get together, pig together, forgather, huddle, reassemble, assemble, muster, bring together, get together, put together, draw together, scrape together, lump together, collect, collocate, colligate, get, whip in, gather, hold a meeting, convene, convoke, convocate, rake up, dredge, heap, mass, pile, pack, put up, truss, cram, acervate, agglomerate, aggregate, compile, group, aggroup, concentrate, unite, collect into a focus, bring into a focus, amass, accumulate, collect in a dragnet, heap Ossa upon Pelion, assemble, collect, muster, meet, unite, join, rejoin, cluster, flock, swarm, surge, stream, herd, crowd, throng, associate, congregate, conglomerate, concentrate, precipitate, center round, rendezvous, resort, come together, flock get together, pig together, forgather, huddle, reassemble, assemble, muster, bring together, get together, put together, draw together, scrape together, lump together, collect, collocate, colligate, get, whip in, gather, hold a meeting, convene, convoke, convocate, rake up, dredge, heap, mass, pile, pack, put up, truss, cram, acervate, agglomerate, aggregate, compile, group, aggroup, concentrate, unite, collect into a focus, bring into a focus, amass, accumulate, collect in a dragnet, heap Ossa upon Pelion.

VB  be central, converge, render central, centralize, concentrate, bring to a focus.

VB  converge, concur, come together, unite, meet, fall in with, close with, close in upon, center round, center in, enter in, pour in, gather together, unite, concentrate, bring into a focus.

concentrate on, orange-juice concentrate, tomato concentrate