|a screen or mat covered with a dark material for shielding a
camera lens from excess light or glare.| |an extraordinary or
unusual thing, person, or event; an exceptional example or
instance.| |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 | reinforce
re·in·force (rē'ĭn-fôrs') v. re·in·forced, re·in·forc·ing,
re·in·forc·es 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.