Definition of Estrus

1. Noun. Applies to nonhuman mammals: a state or period of heightened sexual arousal and activity.

Exact synonyms: Heat, Oestrus, Rut
Generic synonyms: Physical Condition, Physiological Condition, Physiological State
Antonyms: Anestrus
Derivative terms: Estrous, Rut

Definition of Estrus

1. Noun. (American spelling) (alternative spelling of oestrus) ¹

¹ Source: wiktionary.com

Definition of Estrus

1. the period of heat in female mammals [n -ES]

Medical Definition of Estrus

1. That portion or phase of the sexual cycle of female animals characterised by willingness to permit coitus; readily detectable behavioural and other signs are exhibited by animals during this period. Synonym: heat. Origin: G. Oistros, mad desire (05 Mar 2000)

Estrus Pictures

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Lexicographical Neighbors of Estrus

estrogenically
estrogenicity
estrogenism
estrogenlike
estrogens
estrone
estrone reductase
estrone unit
estrones
estros
estrous
estrous cycle
estrual
estrum
estrums
estrus detection
estrus synchronization
estruses
ests
estuarial
estuaries
estuarine
estuary
estuate
estuated
estuates
estuating
estuation

Literary usage of Estrus

Below you will find example usage of this term as found in modern and/or classical literature:

1. Sheep Diseases by Eustace Thurman Baker (1916)
"Flies of peculiar economic value to the sheep industry, such as the Musca vomitorium (adult of the maggot) and the estrus ovis (adult of the grub in the ..."

2. The Principles and Practice of Veterinary Surgery by William Williams (1882)
"The bot of the ox, (estrus bovis, is best known in this country, and, according to Mr. Bracy Clark, it is the largest European species of this genus. ..."

3. Objects for the Microscope: Being a Popular Description of the Most by Louisa Lane Clarke (1863)
"... and all the Winter every horse exposed by field work or pasture feeding to the attacks of the (estrus is full of the larvae which hatch from this egg. ..."

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