Found 2 items, similar to Flatworm.
English → English (WordNet) Definition: flatworm flatworm n : parasitic or free-living worms having a flattened body [syn: platyhelminth]
English → English (gcide) Definition: Flatworm Flatworm \Flat"worm`\, n. (Zo["o]l.) Any worm belonging to the Platyhelminthes; also, sometimes applied to the planarians. [1913 Webster]