CYSTICERCUS
Etymology
Noun
cysticercus (plural cysticerci)
The larval stage of any of several tapeworms, having a fluid-filled cyst enclosing a scolex.
Source: Wiktionary
Cys"ti*cerce (ss"t-srs), Cys`ti*cer"cus (-sr"ks), n. Etym: [NL.
cysticercus, fr. Gr. cysticerque.] (Zoöl.)
Definition: The larval form of a tapeworm, having the head and neck of a
tapeworm attached to a saclike body filled with fluid; -- called also
bladder worm, hydatid, and measle (as, pork measle).
Note: These larvae live in the tissues of various living animals,
and, when swallowed by a suitable carnivorous animal, develop into
adult tapeworms in the intestine. See Measles, 4, Tapeworm.
Source: Webster’s Unabridged Dictionary 1913 Edition