A larval tapeworm resembling a cysticercus but having a smaller bladder, containing little or no fluid, in which scolex of the future adult tapeworm is found; the larval form is typically found in insect intermediate hosts. [cysti- + G. kerkos, tail, + eidos, resemblance]
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cys·ti·cer·coid -'sər-.kȯid n a tapeworm larva having an invaginated scolex and solid hind part
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cys·ti·cer·coid (sis″tĭ-surґkoid) a form of larval tapeworm resembling Cysticercus, but having the cyst small, almost devoid of fluid, and provided with a caudal appendage, as in Hymenolepis.Medical dictionary. 2011.