estrus
the period of heat or rut; the period of maximum sexual receptivity of a female mammal.
Origin of estrus
1- Also especially British, oestrus .
- Rarely es·trum [es-truhm]. /ˈɛs trəm/.
Other words from estrus
- es·trous, adjective
Words Nearby estrus
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
British Dictionary definitions for estrus
/ (ˈɛstrəs, ˈiːstrəs) /
the usual US spelling of oestrus
Derived forms of estrus
- estrous, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for estrus
[ ĕs′trəs ]
A regularly recurring period in female mammals other than humans during which the animal is sexually receptive. Estrus occurs around the time of ovulation. Also called heat
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Browse