noun🔗SharePlattwürmerAny of very many parasitic or free-living worms, of the phylum Platyhelminthes, having a flattened body with no skeleton or body cavity."My science class is studying flatworms, simple creatures that live in water and sometimes inside other animals. "Mein Naturwissenschaftskurs untersucht Plattwürmer, einfache Kreaturen, die im Wasser und manchmal in anderen Tieren leben.organismanimalbiologyChat with AIVocabulary GamePractice Reading