semisynthetic

adjective semi·syn·thet·ic \ ˌse-mē-sin-ˈthe-tik , ˌse-ˌmī- , -mi- \
Updated on: 10 Apr 2018

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

Recent Examples of semisynthetic from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'semisynthetic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of semisynthetic

1937


Medical Dictionary

semisynthetic

adjective semi·syn·thet·ic \ -sin-ˈthet-ik \

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

semisynthetically

play \-i-k(ə-)lē\ adverb

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