Also found in: Thesaurus.
Related to trematode worm: class Trematoda
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|Noun||1.||trematode worm - parasitic flatworms having external suckers for attaching to a host|
Fasciola hepatica, liver fluke - flatworm parasitic in liver and bile ducts of domestic animals and humans
Fasciolopsis buski - fluke that is parasitic on humans and swine; common in eastern Asia