Echiuran
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 Any annelid worm of the subclass Echiura, formerly considered to be its own phylum.
Synonyms
All synonymsEtymology
From Echiura + -an.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.