Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Having several estrous cycles during a single breeding season.
  • adjective Ovulating more than once a year.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective Having multiple periods of estrus in a year, or during a breeding season

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adjective having more than one period of estrus per year

Etymologies

Sorry, no etymologies found.

Examples

  • Normal polyestrous behavior can be induced by controlling exposure to light.

    From the WSJ Opinion Archives

  • - seasonally polyestrous: - responds to increasing light, and longer days - season is spring to summer - cycles approximately every 22 day during this season (3 weeks) - doesn't cycle in off-season - "summer is happy time" - between seasons she becomes irregular with her cycles Natural Spring Breeding Transition Season Anovulantory Season Fall Transition 25

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  • - seasonally polyestrous: - responds to increasing light, and longer days - season is spring to summer - cycles approximately every 22 day during this season (3 weeks) - doesn't cycle in off-season - "summer is happy time" - between seasons she becomes irregular with her cycles Natural Spring Breeding Transition Season Anovulantory Season Fall Transition 25

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  • Estrous Cycles of Goat (caprine), Sheep (ovine), and Hog (porcine) A. Caprine 1) Breeding Season: - seasonally polyestrous - respond to decreasing amounts of light - Breeding season September - February - doe is anestrous during the rest of the year - doe experiences transition periods prior to/at the end of breeding season 2)

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  • Estrous Cycles of Goat (caprine), Sheep (ovine), and Hog (porcine) A. Caprine 1) Breeding Season: - seasonally polyestrous - respond to decreasing amounts of light - Breeding season September - February - doe is anestrous during the rest of the year - doe experiences transition periods prior to/at the end of breeding season 2)

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