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pluteus

Pronunciation: /ˈpluːtɪəs/

Definition of pluteus

noun (plural plutei /ˈpluːtɪʌɪ/)

Zoology
  • the planktonic larva of some echinoderms, being somewhat triangular with lateral projections.

Origin:

late 19th century: from Latin, literally 'barrier' (with reference to its shape)

pluteus in other Oxford dictionaries

Definition of pluteus in the US English dictionary

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