Definition, Meaning & Synonyms

oestrus

Noun

/ˈiːstrəs/

Definition

A recurring period of sexual receptivity and fertility in female mammals.

Examples

The female dog was in oestrus, attracting male dogs from miles away.
During oestrus, many animals exhibit increased vocalizations and restlessness.
Oestrus is a critical time for breeding in livestock, affecting herd management decisions.

Meaning

Oestrus refers to a phase in the reproductive cycle of female mammals when they are in heat, indicating their readiness to mate. It is characterized by physiological and behavioral changes that facilitate reproduction.