noun

adultery

adultery, infidelity

He committed adultery with his colleague.

He committed adultery with his colleague.

to commit adultery the act of being unfaithful to a spouse. He was accused of committing adultery.

Synonyms: infidelity, cheating, affair

From Latin 'adulterium', from 'adulterare' (to corrupt). The root 'ad-' (to) + 'alter' (other) suggests going to another person.

An 'adult' goes to an 'other' person outside of their marriage.

This page is designed for learning support. Please use it as a learning reference, not as a formal reference.