what does open marriage mean?

OPEN MARRIAGE as NOUN

Meaning
- a marriage in which each partner is free to enter into extraneous sexual relationships without guilt or jealousy from the other
Hypernyms(s) open marriage is a kind of… Example: animal is a hypernym of mammal, plant is a hypernym of flower
- marriage (what does marriage mean?)
- matrimony (what does matrimony mean?)
- union (what does union mean?)
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- wedlock (what does wedlock mean?)