worm

worm (werm)

1. any of the soft-bodied, naked, elongated invertebrates of the phyla Annelida, Acanthocephala, Aschelminthes, and Platyhelminthes.

2. vermis.

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flat worm  any of the Platyhelminthes.

guinea worm  Dracunculus medinensis.

heart worm  heartworm.

round worm  nematode.

spinyheaded worm , thorny-headed worm an individual of the phylum Acanthocephala.

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worm (wûrm)

n.

1. Any of various invertebrates, as those of the phyla Annelida, Nematoda, Nemertea, or Platyhelminthes, having a long, flexible, rounded or flattened body, often without obvious appendages.

2. Any of various crawling insect larvae, such as a grub or caterpillar, having a soft, elongated body.

3. Any of various unrelated animals, such as the shipworm or the slowworm, resembling a worm in habit or appearance.

4. worms Infestation of the intestines or other parts of the body with worms or wormlike parasites; helminthiasis.