Medical Dictionary

parasitism

noun par·a·sit·ism \ˈpar-ə-sə-ˌtiz-əm, -ˌsīt-ˌiz-\

Medical Definition of PARASITISM

1
:  an intimate association between organisms of two or more kinds; especially :  one in which a parasite obtains benefits from a host which it usually injures

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July 02, 2015
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