adjective
- of, relating to, or occurring during oestrus (the period of sexual receptivity in female mammals)
Usage: chiefly British spelling; American English typically uses 'estral'; technical/biological term
Examples
- The oestrual cycle in dogs typically lasts about three weeks.
- Veterinarians monitor oestrual behavior to determine the best time for breeding.
- Hormonal changes during the oestrual phase affect the animal's physiology.
- The oestrual period is characterized by increased receptivity to mating.
- Researchers studied oestrual patterns across different mammalian species.