ectozoon









ectozoon


< /ˌɛk təˈzoʊ ə/. Biology.

  1. any animal parasite, as the louse, that lives on the surface of its host (opposed to entozoon).

n. pl. ec•to•zo•a (-zō′ə)

  1. An animal parasite, such as a flea or louse, living on the exterior of the host organism.
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