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Related to anestrus: proestrus, monoestrous


An interval of sexual inactivity between two periods of estrus in female mammals that breed cyclically.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Biology) a variant spelling (esp US) of anoestrus
anˈestrous adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ænˈɛs trəs)

the interval of sexual inactivity in a female mammal between two periods of heat or rut.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.anestrus - applies to nonhuman mammals: a state or interval of sexual inactivity between two periods of estrus
physical condition, physiological condition, physiological state - the condition or state of the body or bodily functions
diestrum, diestrus - (of animals having several estrous cycles in one breeding season) a state or interval of sexual inactivity or quiescence between periods of activity
estrus, oestrus, rut, heat - applies to nonhuman mammals: a state or period of heightened sexual arousal and activity
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Prevalent serovars, for instance Pomona, Icterohaemorrhagiae, Tarassovi, Canicola, and Bratislava (SOBESTIANSKY et al., 1999) cause embryo loss, anestrus, abortion, dystocia, reduced litters, fetal mummification, stillbirths, and runt piglets (EDWARDS, 1979).
This earlier appearance of the corpus luteum (CL) in OC, even before the first observed estrus, indicates the exit of the postpartum anestrus, presenting a silent ovulation without estrus.
In relevant to above discussion there might be chances of same factor of anestrus in crossbred animals in the Punjab.
Previous studies suggested that unbalanced nutrient intake caused several common reproductive problems, such as an increase in the interval from weaning to estrus [13], an increased incidence of anestrus after weaning, and a decreased conception rate [14].
Next to repeat breeding, anestrus and post partum metritis were the most common reproductive disorders in dairy cows.
It is well-known that Bos indicus cattle raised under tropical conditions show prolonged calving intervals [8, 9], which are attributed to long periods of postpartum anestrus [10].
Silverman, "Immunocytochemical localization of luteinizing hormone-releasing hormone (LHRH) pathways in the sheep brain during anestrus and the mid-luteal phase of the estrous cycle," The Journal of Comparative Neurology, vol.
In other study, it was stated that GnRH+PGF2[alpha] injections positively influenced the estrous and pregnancy rates in sheep synchronized by progesterone during anestrus season (Husein and Kridli, 2003).