Dictionary.com
Thesaurus.com

oestrous

American  
[es-truhs, ee-struhs] / ˈɛs trəs, ˈi strəs /

adjective

Zoology.

  1. Chiefly British. a variant of estrous.

Etymology

Origin of oestrous

First recorded in 1895–1900; oestr(us) + -ous

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

During the rutt, wildebeest defend marked-out territorial patches, the aim being to get oestrous females to stay in their company.

From Scientific American • Feb. 26, 2014

Suburbanites jogged like herds of oestrous gazelles down side streets.

From Time Magazine Archive

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.