Thayer's Greek Lexicon

 1. to commit adultery
  1) to be an adulterer
  2) to commit adultery with, have unlawful intercourse with
another's wife
  3) of the wife: to suffer adultery, be debauched
  4) A Hebrew idiom, the word is used of those who at a woman's
solicitation are drawn away to idolatry, i.e. to the eating
of things sacrificed to idols