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Medical Dictionary

reservoir

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noun res·er·voir \ˈrez-ə(r)v-ˌwär, -ə(r)v-ˌ(w)ȯr\

Medical Definition of reservoir

  1. 1:  a space (as an enlargement of a vessel or the cavity of a glandular acinus) in which a body fluid is stored

  2. 2:  an organism in which a parasite that is pathogenic for some other species lives and multiplies without damaging its host; also :  a noneconomic organism within which a pathogen of economic or medical importance flourishes without regard to its pathogenicity for the reservoir <rats are reservoirs of plague>—compare carrier 1a





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