Go to MSN Homeencarta®
Dictionary
Find
in
Dictionary
Thesaurus
Translations
ABCDEFGHIJKLMNOPQRSTUVWXYZ
Click to move up the list of words
ET
et
et al. (1)
et al. (2)
et cetera
et seq.
ETA (1)
ETA (2)
eta (1)
étagère
etalon
etamine
etc.
etch
etching
ETD
Eternal
Click to move down the list of words
Also available:

World English Dictionary
Dictionnaire Français

estrus
es·trus [ éstrəss ] or oes·trus [ éstrəss ]


noun 
Definition:
 
sexual heat: a regular period of sexual excitement in many female mammals, during which the animal seeks to mate
[Late 19th century. Via Latin oestrus "frenzy" < Greek oistros "gadfly"]
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
Advertisement
© 2009 Microsoft