Diestrum and Diestrous

Diestrum noun - (of animals having several estrous cycles in one breeding season) a state or interval of sexual inactivity or quiescence between periods of activity.

Diestrous and diestrum are semantically related. In some cases you can replace term "Diestrous" with "Diestrum", this nouns are similar.

Diestrous adjective - (of animals that have several estrous cycles in one breeding season) in a period of sexual inactivity.

Diestrum and diestrous are semantically related. You can use "Diestrum" instead a noun "Diestrous".