1The practice or custom of having more than one wife or husband at the same time.
- 1.1Zoology A pattern of mating in which an animal has more than one mate.
- 1.2Botany The condition of bearing some flowers with stamens only, some with pistils only, and some with both, on the same or different plants.
Mid 16th century from French polygamie, via late Latin from Greek polugamia, from polugamos ‘often marrying’.
Are You Learning English? Here Are Our Top English Tips