Echiura

 
Pronunciation: /ˌɛkɪˈjʊ(ə)rə/

plural noun

Zoology
  • a small phylum of worm-like marine invertebrates that comprises the spoonworms.

Derivatives

echiuran

noun & adjective

echiuroid

Pronunciation: /ˈɛkɪjʊ(ə)ˌrɔɪd/
noun & adjective

Origin:

modern Latin (earlier Echiuroidea), from Greek ekhis 'viper' + oura 'tail'