estrus
es·trus
noun \ˈes-trəs\Definition of ESTRUS
: a regularly recurrent state of sexual excitability during which the female of most mammals will accept the male and is capable of conceiving : heat; also : a single occurrence of this state
See Origin of ESTRUS
New Latin, from Latin oestrus gadfly, frenzy, from Greek oistros — more at ire
First Known Use: circa 1890
Rhymes with ESTRUS
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