say it: uh-DUHL-tur-ee
adultery is a noun meaning "extramarital sex that willfully and maliciously interferes with marriage relations". It carries one recorded sense.
extramarital sex that willfully and maliciously interferes with marriage relations
“adultery is often cited as grounds for divorce”
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 adultery 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.