monogamous

[muh-nog-uh-muh s]

adjective

Origin of monogamous

1760–70; < Late Latin monogamus < Greek monógamos marrying only once. See mono-, -gamous

Related formsmo·nog·a·mous·ly, adverbmo·nog·a·mous·ness, nounnon·mo·nog·a·mous, adjectivenon·mo·nog·a·mous·ly, adverb

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Chief among these: the non-monogamous birdies wind up with more grand-birds (a sign of reproductive success).
Does Your Sex Number Matter?
Debby Herbenick PhD
September 30, 2011

It is a fact that Anglo-Saxon civilization has always refused legal recognition to non-monogamous marriage.
The Book of Life: Vol. I Mind and Body; Vol. II Love and Society
Upton Sinclair

Word Origin and History for non-monogamous

adj.

"having but one wife or husband at a time," 1770, from Medieval Latin monogamus, from Greek monogamos "marrying only once" (see monogamy).