Hypertext Webster Gateway: "Echinococcus"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Echinococcus \E*chi`no*coc"cus\, n. [NL., fr. Gr. ? hedgehog,
sea urchin + ? grain, seed. So called because forming little
granular bodies, each armed with hooklets and disposed upon
the inner wall of the hydatid cysts.] (Zo["o]l.)
A parasite of man and of many domestic and wild animals,
forming compound cysts or tumors (called hydatid cysts) in
various organs, but especially in the liver and lungs, which
often cause death. It is the larval stage of the T[ae]nia
echinococcus, a small tapeworm peculiar to the dog.
From WordNet (r) 1.7 (wn)
echinococcus
n : tapeworms whose larvae are parasitic in humans and domestic
animals
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