proboscis worm

Từ điển WordNet v3.1 - WordNet Dictionary

noun

soft unsegmented marine worms that have a threadlike proboscis and the ability to stretch and contract
• Syn:
ribbon worm, nemertean, nemertine
• Hypernyms:
worm
• Member Holonyms:
Nemertea, phylum Nemertea, Nemertina, phylum Nemertina