WordReference Random House Learner's Dictionary of American English © 2014
con•crete  adj. 
  1. [often: before a noun] being a real or actual thing;
    substantial:concrete proof.
  2. [often: before a noun] relating to or concerned with real instances rather than abstractions; specific:some concrete proposals.
  3. referring to a real thing, as opposed to an abstract quality: The words "cat,'' "water,'' and "teacher'' refer to concrete things, whereas the words "truth,'' "excellence,'' and "adulthood'' refer to abstract things.
  4. [often: before a noun] made of concrete:concrete blocks.

n. [uncountable]
  1. an artificial, stonelike building material made by mixing cement and sand with water and allowing the mixture to harden.
con•crete•ness,n. [uncountable]

Collins Concise English Dictionary © HarperCollins Publishers::

concrete /ˈkɒnkriːt/ n
  1. a construction material made of a mixture of cement, sand, stone, and water that hardens to a stonelike mass
  1. relating to a particular instance or object; specific as opposed to general
  2. relating to or characteristic of things capable of being perceived by the senses, as opposed to abstractions
  3. formed by the coalescence of particles; condensed; solid
  1. (transitive) to construct in or cover with concrete
  2. /kənˈkriːt/ to become or cause to become solid; coalesce
Etymology: 14th Century: from Latin concrētus grown together, hardened, from concrēscere; see concrescence

ˈconcretely adv ˈconcreteness n

'concrete' also found in these entries:

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