polygamy
/pəˈlɪɡəmi/
noun
- The practice or custom of having more than one spouse at the same time.
- Polygamy was common in many ancient cultures.
- She wrote a book about the history of polygamy in the Middle East.
- The law in this country prohibits polygamy.
- (in animals) The condition of having more than one mate during a breeding season.
- The researcher studied polygamy in a population of frogs.
- In many insects, polygamy helps increase genetic diversity.
- Polygamy is common among certain mammals like lions and deer.
Antonyms