open relationship

Noun

Meaning

open relationship (plural open relationships)

A romantic and/or sexual relationship in which the people involved are permitted or tolerated to be available to have additional simultaneous romantic and/or sexual relationships.
Hyponym: open marriage

Source: en.wiktionary.org

Synonyms

polygamy polygamist polygyny polyandry open marriage

Antonyms

coupling monogamy monogyny monogamousness serial monogamy

Close letter words and terms

open razor open reading frame open rectangle open relationships open road open rotor