Reenforcement

Re`en`force´ment    (r?`?n`f?rs´ment)

n.	1.	The act of reënforcing, or the state of being reënforced.
	2.	That which reënforces; additional force; especially, additional troops or force to augment the strength of any army, or ships to strengthen a navy or fleet.
	3.	(Psychology) A reward or punishment which is given to a person or animal in order to increase the likelihood that a specific behavior will be repeated.

Thesaurus

Noun	1.	reenforcement - information that makes more forcible or convincing; "his gestures provided eloquent reinforcement for his complaints" reinforcement confirmation - information that confirms or verifies
	2.	reenforcement - a military operation (often involving new supplies of men and materiel) to strengthen a military force or aid in the performance of its mission; "they called for artillery support" reinforcement, support military operation, operation - activity by a military or naval force (as a maneuver or campaign); "it was a joint operation of the navy and air force" close support - close-in firing by one unit against an enemy engaged by another unit armed forces, armed services, military, military machine, war machine - the military forces of a nation; "their military is the largest in the region"; "the military machine is the same one we faced in 1991 but now it is weaker"