Go to MSN Homeencarta®
Dictionary
Find
in
Dictionary
Thesaurus
Translations
ABCDEFGHIJKLMNOPQRSTUVWXYZ
Click to move up the list of words
Esth.
Esther
esthete
estimable
estimate
estimation
estival
estivate
estivation
Estonia
Estonian
estop
estoppel
estradiol
estral
estrane
estrange
Click to move down the list of words
Also available:

World English Dictionary
Dictionnaire Français

estrous cycle
es·trous cy·cle


noun 
Definition:
 
female reproductive cycle in mammals: a hormonally controlled reproductive cycle occurring in many female mammals, marked by a period of sexual activity, ovulation, and changes in the womb lining
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
Advertisement
© 2009 Microsoft