echiuroid

[ ek-ee-yoor-oid ]
/ ˌɛk iˈyʊər ɔɪd /

noun

any wormlike invertebrate of the phylum Echiuroidea, found in sand and mud of tropical and subtropical seas, having at the mouth a ciliated, often elongated prostomium.

adjective

belonging or pertaining to the Echiuroidea.

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Origin of echiuroid

1885–90; <New Latin Echiuroidea;see echiurid, -oidea
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020