oestrus
1. [ noun ] (biology) applies to nonhuman mammals: a state or period of heightened sexual arousal and activity
Synonyms: heat rut estrus
Related terms: anestrus physiological_state rut
2. [ noun ] (biology,zoology) type genus of the Oestridae: sheep botflies
Synonyms: genus_Oestrus
Related terms: arthropod_genus Oestridae sheep_botfly
Similar spelling:   oestrone
  oestriol
  oestrogen
  Oestridae
  Oestreich