mo·nog·a·my 
/məˈnɑ:gəmi/ noun
/məˈnɑ:gəmi/ noun [noncount] 1 : the state or practice of being married to only one person at a time — compare polygamy 2 : the state or practice of having only one sexual partner during a period of time
▪ young couples who practice monogamy ▪ Monogamy is common among birds.
▪ young couples who practice monogamy ▪ Monogamy is common among birds.
— mo·nog·a·mous /məˈnɑ:gəməs/ adjective
▪ They've been in a monogamous relationship for many years. ▪ Many birds are monogamous.
▪ They've been in a monogamous relationship for many years. ▪ Many birds are monogamous.
