say it: ri-pyoo-dee-AY-shuhn
repudiation is a noun meaning "rejecting or disowning or disclaiming as invalid". It carries 3 recorded senses.
rejecting or disowning or disclaiming as invalid
“Congressional repudiation of the treaty that the President had negotiated”
refusal to acknowledge or pay a debt or honor a contract (especially by public authorities)
“the repudiation of the debt by the city”
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 repudiation 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.