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Medical Dictionary

symbiosis

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noun sym·bi·o·sis \ˌsim-ˌbī-ˈō-səs, -bē-\

Medical Definition of symbiosis

plural sym·bi·o·ses \-ˌsēz\play play

  1. 1:  the living together of two dissimilar organisms in more or less intimate association or close union

  2. 2:  the intimate living together of two dissimilar organisms in a mutually beneficial relationship; especially :  mutualism




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