Fasciola hepatica

from WordNet (r) 3.0 (2006)

Fasciola hepatica
    n 1: flatworm parasitic in liver and bile ducts of domestic
         animals and humans [syn: {liver fluke}, {Fasciola
         hepatica}]

from The Collaborative International Dictionary of English v.0.48

Fluke \Fluke\ (fl[=u]k or fl[=oo]k), n. [Cf. AS. fl[=o]c a kind
   of flatfish, Icel. fl[=o]ki a kind of halibut.]
   1. (Zool.) The European flounder. See {Flounder}. [Written
      also {fleuk}, {flook}, and {flowk}.]
      [1913 Webster]

   2. (Zool.) Any American flounder of the genus {Paralichthys},
      especially {Paralicthys dentatus}, found in the Atlantic
      Ocean and in adjacent bays. --RHUD
      [PJC]

   3. (Zool.) A parasitic trematode worm of several species,
      having a flat, lanceolate body and two suckers. Two
      species ({Fasciola hepatica} and {Distoma lanceolatum})
      are found in the livers of sheep, and produce the disease
      called rot.
      [1913 Webster]