anoestrum
/æˈnɛstrəm/
noun
- A period of sexual inactivity between periods of heat in female mammals.
- The mare entered anoestrum during the winter months and did not cycle again until spring.
- The veterinarian monitored the cow's anoestrum to determine the best time for artificial insemination.
- Understanding the anoestrum is important for managing the breeding of sheep.