Medical Dictionary


adj semi·syn·thet·ic \-sin-ˈthet-ik\

Medical Definition of SEMISYNTHETIC

:  produced by chemical alteration of a natural starting material <semisynthetic penicillins>
:  containing both chemically identified and complex natural ingredients <a semisynthetic diet>
semi·syn·thet·i·cal·ly \-i-k(ə-)lē\ adverb
May 05, 2015
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