|sistə̇+ noun
Etymology: New Latin, from cyst- + -cercus (from Greek kerkos tail)
1. capitalized , in former classifications : a genus of parasitic animals comprising the cysticerci when these were not understood to be tapeworm larvae — now often used as though a generic name when referring specifically to the larva
Cysticercus cellulosae is the larva of Taenia solium
2. plural cysticerci : a tapeworm larva consisting of a scolex invaginated into a fluid-filled sac lying in the tissues of an intermediate host and capable of developing into an adult tapeworm when consumed by a suitable definitive host — called also bladder worm, measle ; compare coenurus , cysticercoid , echinococcus , plerocercoid