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diestrus

[ dahy-es-truhs ]

noun

, Zoology.
  1. (in some female mammals) an interval of sexual inactivity within an estrous cycle, during which the uterus is preparing for pregnancy.


diestrus

/ daɪˈiːstrəs /

noun

  1. the US spelling of dioestrus
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Other Words From

  • di·es·trous adjective
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Word History and Origins

Origin of diestrus1

First recorded in 1940–45; di- 3 + estrus

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