Definition of polyoestrous in English:

polyoestrous

(also polyestrous)

Pronunciation /ˌpɒlɪˈiːstrəs/

adjective

Zoology
  • (Of an animal) ovulating more than once each breeding season; (of a reproductive cycle) characterized by such ovulation.

Origin

Early 20th century; earliest use found in Quarterly Journal of Microscopical Science.