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echiurid

[ ek-ee-yoor-id ]

noun

  1. any of various unsegmented marine worms of the phylum Echiura, comprising the spoonworms.


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Word History and Origins

Origin of echiurid1

< New Latin Echiurida, variant of Echiura < Greek échi ( s ) viper + -oura neuter plural of -ouros -tailed (derivative of ourá tail); Cf. Echiurus a genus of the phylum; -ida

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