Cuckoldry

Origin

From cuckold + -ry.

Full definition of cuckoldry

Noun

1. An act of adultery committed by a married woman against her husband.
• 1603, John Florio, translating Michel de Montaigne, Essays, II.12:How many such-like cuckoldries are there in histories, procured by the Gods against seely mortall men?
2. The state of being a cuckold.
3. (zoology)