Search Result for "monestrous": 
Wordnet 3.0

ADJECTIVE (1)

1. having one estrous cycle per year;
[syn: monestrous, monoestrous]


The Collaborative International Dictionary of English v.0.48:

monestrous \mon*es"trous\, a. (Zool.) Having only one estrus period per breeding cycle or per year; -- of certain mammals. [PJC]
WordNet (r) 3.0 (2006):

monestrous adj 1: having one estrous cycle per year [syn: monestrous, monoestrous]