flatworm
English Thesaurus
1. parasitic or free-living worms having a flattened body (noun.animal)
| hypernym | : | worm, |
| definition | : | any of numerous relatively small elongated soft-bodied animals especially of the phyla Annelida and Chaetognatha and Nematoda and Nemertea and Platyhelminthes; also many insect larvae (noun.animal) |
| hyponym | : | planaria, planarian, |
| definition | : | free-swimming mostly freshwater flatworms; popular in laboratory studies for the ability to regenerate lost parts (noun.animal) |
| hyponym | : | cestode, tapeworm, |
| definition | : | ribbonlike flatworms that are parasitic in the intestines of humans and other vertebrates (noun.animal) |
| part holonym | : | flame cell, |
| definition | : | organ of excretion in flatworms (noun.animal) |
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