say it: ree-in-FAWR-smuhnt
reinforcement is a noun meaning "a military operation (often involving new supplies of men and materiel) to strengthen a military force or aid in the performance of its mission". It carries 5 recorded senses.
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”
military
information that makes more forcible or convincing
“his gestures provided eloquent reinforcement for his complaints”
(psychology) a stimulus that strengthens or weakens the behavior that produced it
psychology
a device designed to provide additional strength
“the cardboard backing was just a strengthener”
“he used gummed reinforcements to hold the page in his notebook”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for reinforcement come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.