Definition of peanut worm in English:

peanut worm

Syllabification: pea·nut worm

noun

  • An unsegmented burrowing marine worm with a stout body and a slender anterior part. The latter bears a terminal mouth surrounded by tentacles, and can be retracted into the trunk.
    • Phylum Sipuncula
    More example sentences
    • Settling near a hungry snail could be disastrous for a peanut worm, and landing too far from kelp would doom a sea urchin to starvation.
    • Sipunculans, or peanut worms, have an unsegmented body with a retractable introvert.

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Word of the day coloratura
Pronunciation: ˌkələrəˈto͝orə
noun
elaborate ornamentation of a vocal melody