From the Old French scholarly form adultere (“violation of conjugal faith”) (in Bernard of Clairvaux, Sermons, 12c.), from Latin adulterium, from adulter. Replaced the older form avoutrie, from the popular Old French forms avouterie or aoulterie. Compare French adultère (“adultery”). Displaced Old English ǣwbryċe. Not related to adult.
- Sexual intercourse by a married person with someone other than their spouse.
- She engaged in adultery because her spouse has a low libido, while hers is very high.
- 1651, Thomas Hobbes, De Cive
- So also that copulation which in one City is Matrimony, in another will be judged Adultery.
- 2009 Garner's Modern American Usage page 22
- Under modern statutory law, some courts hold that the unmarried participant isn't guilty of adultery (that only the married participant is)
- (biblical) Lewdness or unchastity of thought as well as act, as forbidden by the seventh commandment.
- (biblical) Faithlessness in religion.
- (obsolete) The fine and penalty formerly imposed for the offence of adultery.
- (ecclesiastical) The intrusion of a person into a bishopric during the life of the bishop.
- (political economy) Adulteration; corruption.
- (obsolete) Injury; degradation; ruin.
- advowtry (obsolete)