The Collaborative International Dictionary of English v.0.48:
Trematode \Trem"a*tode\, n. (Zool.) One of the Trematodea. Also used adjectively. [1913 Webster]WordNet (r) 3.0 (2006):
trematode n 1: parasitic flatworms having external suckers for attaching to a host [syn: fluke, trematode, trematode worm]