oestrus oestrus


  1. (n) applies to nonhuman mammals: a state or period of heightened sexual arousal and activity
  2. (n) type genus of the Oestridae: sheep botflies



  • Anyway, she was in heat (oestrus for the technically minded) and thus had a male panda on either side in separate cages in the hope they might hit it off.
Word of the Day
engender engender
/ɛn ˈdʒɛn dər /