monogaamy
Monogamy is a relationship structure characterized by a commitment between two individuals to exclusively share their romantic and/or sexual lives. This exclusivity is a defining feature, differentiating it from other relationship models. Monogamy can be practiced in various forms, including marriage, which is a socially and legally recognized union.
The concept of monogamy is observed in many human societies, though its prevalence and societal acceptance
In the animal kingdom, monogamy is also observed, though the term is often used with more specific