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A parasite, such as a tapeworm, that lives within another organism.

en′do·par·a·sit′ic (-sĭt′ĭk) adj.
en′do·par′a·sit·ism (-sĭ-tĭz′əm) n.


(Pathology) the condition of a parasite living inside a host
References in periodicals archive ?
At necropsy, the gross and histologic findings were chronic, granulomatous, heterophilic, and necrotizing oophoritis; salpingitis; peritonitis; otitis; and meningitis, as well as endoparasitism by Heterakis species.
The parasitic mode of life, although not exclusive to hymenopterans, is a distinctive and important behavior, that is present in a wide variety of relationships, including endoparasitism, ectoparsitism, hyperparasitism and others.
A review of the evidence of human endoparasitism in the pre-Columbian New World through the study of coprolites.