BACK TO flatworm

flatworm vs. roundworm

[ flat-wurm ]
  1. any worm of the phylum Platyhelminthes, having bilateral symmetry and a soft, solid, usually flattened body, including the planarians, tapeworms, and trematodes; platyhelminth.
[ round-wurm ]
  1. any nematode, especially Ascaris lumbricoides, that infests the intestine of humans and other mammals.

Compare More Commonly Confused Words