Antonyms of adj polyestrous

1 sense of polyestrous

Sense 1
polyestrous, polyoestrous -- (having more than one period of estrus per year)

INDIRECT (VIA estrous) -> anestrous -- ((of lower mammals) not in a state of estrus; not in heat; "an anestrous bitch")

Similarity of adj polyestrous

1 sense of polyestrous

Sense 1
polyestrous, polyoestrous -- (having more than one period of estrus per year)
       => estrous (vs. anestrous) -- ((of lower mammals) showing or in a state of estrus; in heat; "the estrous state"; "the estrous cycle")