reinforcement

[ree-in-fawrs-muhnt, -fohrs-]
noun
1.
the act of reinforcing.
2.
the state of being reinforced.
3.
something that reinforces or strengthens.
4.
Often, reinforcements. an additional supply of personnel, ships, aircraft, etc., for a military force.
5.
a system of steel bars, strands, wires, or mesh for absorbing the tensile and shearing stresses in concrete work.
6.
Psychology.
a.
a procedure, as a reward or punishment, that alters a response to a stimulus.
b.
the act of reinforcing a response.

Origin:
1600–10; reinforce + -ment

nonreinforcement, noun
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
reinforce (ˌriːɪnˈfɔːs)
 
vb
1.  to give added strength or support to
2.  to give added emphasis to; stress, support, or increase: his rudeness reinforced my determination
3.  to give added support to (a military force) by providing more men, supplies, etc
4.  psychol to reward an action or response of (a human or animal) so that it becomes more likely to occur again
 
[C17: from obsolete renforce, from French renforcer; see re- + inforceenforce]
 
rein'forcement
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

reinforcement re·in·force·ment (rē'ĭn-fôrs'mənt)
n.

  1. The act or process of reinforcing.

  2. Something that reinforces.

  3. The occurrence or experimental introduction of an unconditioned stimulus along with a conditioned stimulus.

  4. The strengthening of a conditioned response by such means.

  5. 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.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Example sentences
Animal trainers have long known that positive reinforcement is more effective
  than negative methods.
If it is learned, then it can be unlearned by reinforcement.
Micro-suede shoulder patches add extra reinforcement against wear from pack
  straps.
Cholesterol is vascular reinforcement as a direct result of inflammation.
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