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noun
Any annelid worm of the subclass Echiura, formerly considered to be its own phylum.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Synonyms: spoon worm
Antonyms: none provided
History
Etymology tree English Echiura Proto-Indo-European *-nós Proto-Italic *-nos Latin -nus Latin -ānus Old French -ainder. Middle English -an English -an English echiuran From Echiura + -an.
