from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. The act or process of reinforcing or the state of being reinforced.
  • n. Something that reinforces.
  • n. Additional personnel or equipment sent to support a military action. Often used in the plural.
  • n. Psychology The occurrence or experimental introduction of an unconditioned stimulus along with a conditioned stimulus.
  • n. Psychology The strengthening of a conditioned response by such means.
  • n. Psychology An event, a circumstance, or a condition that increases the likelihood that a given response will recur in a situation like that in which the reinforcing condition originally occurred.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The act, process, or state of reinforcing or being reinforced.
  • n. A thing that reinforces.
  • n. Additional troops or materiel sent to support a military action.
  • n. The process whereby a behavior with desirable consequences comes to be repeated.

from the GNU version of the Collaborative International Dictionary of English

  • n. See reënforcement.

from The Century Dictionary and Cyclopedia

  • n. The act of reinforcing.
  • n. Additional force; fresh assistance; specifically, additional troops or forces to augment the strength of a military or naval force.
  • n. Any augmentation of strength or force by something added.
  • n. Splints of rigid material built into a compound or sinew-backed bow.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. information that makes more forcible or convincing
  • n. a military operation (often involving new supplies of men and materiel) to strengthen a military force or aid in the performance of its mission
  • n. a device designed to provide additional strength
  • n. (psychology) a stimulus that strengthens or weakens the behavior that produced it
  • n. an act performed to strengthen approved behavior


Sorry, no etymologies found.



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