monogamy

3 definitions • 2 examples

the fact or custom of having a sexual relationship or marriage with only one other person at a time:

Her husband seemed to be incapable of monogamy and had affairs throughout their marriage.

the fact of having only one mate (= sexual partner) at a time:

In primates, difference in size seems to be related to monogamy: species with same-sized males and females tend to be more monogamous.

the condition or custom of being married to only one person at a time or of having only one sexual partner