Extramarital

Alternative forms

• extra-marital

Origin

- + marital

Full definition of extramarital

Adjective

1. Taking place outside marriage.
2. Adulterous
• 2012, November 9, Michael D. Shear, Petraeus Quits; Evidence of Affair Was Found by F.B.I., David H. Petraeus, the director of the Central Intelligence Agency and one of America’s most decorated four-star generals, resigned on Friday after an F.B.I. investigation uncovered evidence that he had been involved in an extramarital affair.

Synonyms

• (taking place outside marriage) illegitimate