noun

adultery

adultery, infidelity, affair

He was accused of committing adultery.

He was accused of committing adultery.

((noun)) sex between a married person and sb. who is not their spouse He was accused of committing adultery.

Synonyms: infidelity, affair, unfaithfulness; Antonyms: fidelity, faithfulness

From Latin 'adulterium', related to 'adulterare' (to corrupt), the same root as adulteration.

Connects to an 'adult' corrupting a marriage, similar to how 'adulteration' corrupts a substance.

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