Dictionary

semisynthetic

adjective semi·syn·thet·ic \-sin-ˈthe-tik\

Definition of SEMISYNTHETIC

1
:  produced by chemical alteration of a natural starting material <semisynthetic penicillins>
2
:  containing both chemically identified and complex natural ingredients <a semisynthetic diet>

First Known Use of SEMISYNTHETIC

1937

semisynthetic

adjective semi·syn·thet·ic \-sin-ˈthet-ik\   (Medical Dictionary)

Medical Definition of SEMISYNTHETIC

1
:  produced by chemical alteration of a natural starting material <semisynthetic penicillins>
2
:  containing both chemically identified and complex natural ingredients <a semisynthetic diet>
semi·syn·thet·i·cal·ly \-i-k(ə-)lē\ adverb

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