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ectozoon

American  
[ek-tuh-zoh-on, -uhn] / ˌɛk təˈzoʊ ɒn, -ən /

noun

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


Other Word Forms

Noun Inflected Forms


Etymology

Origin of ectozoon

First recorded in 1855–60; ecto- + -zoon


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