Noun genus oestrus has 1 sense
  1. Oestrus, genus Oestrus - type genus of the Oestridae: sheep botflies
    --1 is a kind of arthropod genus
    --1 is a member of
     Oestridae, family Oestridae, Hypodermatidae, family Hypodermatidae
    --1 has members: sheep botfly, sheep gadfly, Oestrus ovis
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