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metacestode
metacestode[¦med·ə′ses‚tōd] (invertebrate zoology) Encysted larva of a tapeworm; occurs in the intermediate host. metacestode
met·a·ces·tode (met'ă-ses'tōd), The larval stages of a tapeworm, including the metamorphosis of the oncosphere to the first evidence of sexuality in the adult worm, differentiation of the scolex, and beginning of proglottid formation; it includes the procercoid and plerocercoid stages of pseudophyllid cestodes, and the cysticercus, cysticercoid, coenurus, and hydatid stages of cyclophyllidean cestodes. |