omnigamy

English

Etymology

From omni- +‎ -gamy.

Noun

omnigamy (uncountable)

1. A social system in which each man of a community is married to all the women and each woman is married to all the men.
   • 1992, Deborah M. Anapol, Love without limits, page 4:

     Some of these are poly intimacy, polyamory, polygamy, omnigamy, multimate, multiple adult relationship, combo, cellular family, expanded family, nonexclusive relationship, intimate friendship and inclusive relationship.