Definition of pluteus in English:

pluteus

Syllabification: plu·te·us
Pronunciation: /ˈplo͞otēəs
 
/

noun (plural plutei /-tēˌī/)

Zoology
The planktonic larva of some echinoderms, being somewhat triangular with lateral projections.
More example sentences
  • Brittle stars also have pluteus larvae with skeletal spicules that resemble those of the urchin.
  • Another striking example of metamorphosis is the transformation of the pluteus stage larva of the sea urchin into the adult.

Origin

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

Definition of pluteus in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day ween
Pronunciation: wēn
verb
be of the opinion; think or suppose