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estral

American

[es-truhl] / ˈɛs trəl /

adjective

Zoology.

an uncommon variant of estrous.

Etymology

Origin of estral

First recorded in 1910–15; estr(us) + -al ¹

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.