say it: ek-struh-MER-uh-tuhl
extramarital is an adjective meaning "characterized by adultery". It carries one recorded sense.
characterized by adultery
“an adulterous relationship”
“extramarital affairs”
“the extracurricular activities of a philandering husband”
Definitions, synonyms and semantic relations for extramarital 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.