Word: anestrus
Part of speech: Noun
Syllables: an
es
trus
Definition: In some female animals, a spell of sexual respite in between breeding periods.
Morphemes:
Affix: an-
Language: en
PoS: Prefix
Meaning: Alternative form of on; in a state required for something to function or be effective
Affix: estrus
Language: en
PoS: Noun
Meaning: Alternative form of oestrus; type genus of the Oestridae: sheep botflies