[sis-tuh-sur-kuh s]

noun, plural cys·ti·cer·ci [sis-tuh-sur-sahy] /ˌsɪs təˈsɜr saɪ/.

the larva of certain tapeworms, having the head retracted into a bladderlike structure; a bladder worm.

Origin of cysticercus

1835–45; < New Latin < Greek kýsti(s) bladder, cyst + kérkos tail Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for cysticerci

Historical Examples of cysticerci

  • My dogs had taken nothing but milk, and cysticerci pisiformes.

  • Were there cysticerci of different kinds in the peritoneum of the rabbit?

  • I also detected four Cysticerci in the lungs, two of which had degenerated.


    T. Spencer Cobbold

  • The bear, however, is very liable to be infested by genuine Cysticerci.


    T. Spencer Cobbold

  • In one pound weight of the psoas muscles Fleming counted no less than 300 Cysticerci.


    T. Spencer Cobbold

British Dictionary definitions for cysticerci


noun plural -ci (-saɪ)

an encysted larval form of many tapeworms, consisting of a head (scolex) inverted in a fluid-filled bladderSee also hydatid (def. 1), coenurus

Word Origin for cysticercus

C19: from New Latin, from Greek kustis pouch, bladder + kerkos tail
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for cysticerci



n. pl. cys•ti•cer•ci (-sī′)

The larval stage of many tapeworms, consisting of a single invaginated scolex enclosed in a fluid-filled cyst.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.