WordReference Random House Learner's Dictionary of American English © 2017
con•crete  adj. 
  1. being a real or actual thing;
    substantial:[often: before a noun]concrete proof.
  2. relating to or concerned with real instances rather than abstractions;
    specific:[often: before a noun]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. Building made of concrete:[often: before a noun]concrete blocks.

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

WordReference Random House Unabridged Dictionary of American English © 2017
con•crete  (konkrēt, kong-, kon krēt, kong- for 1–10, 11, 14, 15; kon krēt, kong- for 12, 13),USA pronunciation adj., n., v.,  -cret•ed, -cret•ing. 
  1. constituting an actual thing or instance;
    real:a concrete proof of his sincerity.
  2. pertaining to or concerned with realities or actual instances rather than abstractions;
    particular (opposed to general):concrete ideas.
  3. representing or applied to an actual substance or thing, as opposed to an abstract quality:The words "cat,'' "water,'' and "teacher'' are concrete, whereas the words "truth,'' "excellence,'' and "adulthood'' are abstract.
  4. Buildingmade of concrete:a concrete pavement.
  5. formed by coalescence of separate particles into a mass;
    united in a coagulated, condensed, or solid mass or state.

  1. Buildingan artificial, stonelike material used for various structural purposes, made by mixing cement and various aggregates, as sand, pebbles, gravel, or shale, with water and allowing the mixture to harden. Cf. reinforced concrete.
  2. Buildingany of various other artificial building or paving materials, as those containing tar.
  3. a concrete idea or term;
    a word or notion having an actual or existent thing or instance as its referent.
  4. a mass formed by coalescence or concretion of particles of matter.
  5. Idiomsset or  cast in concrete, to put (something) in final form;
    finalize so as to prevent change or reversal:The basic agreement sets in concrete certain policies.

  1. to treat or lay with concrete:to concrete a sidewalk.
  2. to form into a mass by coalescence of particles;
    render solid.
  3. to make real, tangible, or particular.

  1. to coalesce into a mass;
    become solid;
  2. Buildingto use or apply concrete.
con•cretely, adv. 
con•creteness, n. 
con•cretive, adj. 
con•cretive•ly, adv. 
  • Latin concrētus (past participle of concrēscere to grow together), equivalent. to con- con- + crē- (stem of crēscere to grow, increase; see -esce) + -tus past participle ending
  • late Middle English concret 1375–1425
    • 1.See corresponding entry in Unabridged solid, factual, substantial.
    • 1, 2.See corresponding entry in Unabridged abstract.

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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