say it: ri-JEK-shuhn
rejection is a noun meaning "the act of rejecting something". It carries 4 recorded senses.
the act of rejecting something
“his proposals were met with rejection”
the state of being rejected
(medicine) an immunological response that refuses to accept substances or organisms that are recognized as foreign
“rejection of the transplanted liver”
medicine
the speech act of rejecting
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 rejection 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.