reinforce

[ ree-in-fawrs, -fohrs ]
/ ˌri ɪnˈfɔrs, -ˈfoʊrs /

verb (used with object), re·in·forced, re·in·forc·ing.

noun

something that reinforces.
a metal band on the rear part of the bore of a gun, where the explosion occurs.
Also reenforce, re-enforce.

Origin of reinforce

1590–1600; re- + inforce, alteration of enforce

Related forms

re·in·forc·er, nounself-re·in·forc·ing, adjectiveun·re·in·forced, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for reinforcer

reinforce

/ (ˌriːɪnˈfɔːs) /

verb (tr)

to give added strength or support to
to give added emphasis to; stress, support, or increasehis rudeness reinforced my determination
to give added support to (a military force) by providing more men, supplies, etc
psychol to reward an action or response of (a human or animal) so that it becomes more likely to occur again

Derived Forms

reinforcement, noun

Word Origin for reinforce

C17: from obsolete renforce, from French renforcer; see re- + inforce enforce
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for reinforcer (1 of 2)

reinforcer

[ rē′ĭn-fôrsər ]

n.

A stimulus, such as a reward, that in operant conditioning maintains or strengthens a desired response.

Medicine definitions for reinforcer (2 of 2)

reinforce

[ rē′ĭn-fôrs ]

v.

To give more force or effectiveness to something; strengthen.
To reward an individual, especially an experimental subject, with a reinforcer subsequent to a desired response or performance.
To stimulate a response by means of a reinforcer.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.