Medical Definition of knockout
: having all or part of a gene eliminated or inactivated by genetic engineering <knockout mice predisposed to diabetes mellitus serve as animal models in the study of human diabetes>
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Dictionary: Definition of "knockout" Thesaurus: All synonyms and antonyms for "knockout" Spanish Central: Translation of "knockout" Nglish: Translation of "knockout" for Spanish speakers Britannica English: Translation of "knockout" for Arabic speakers Britannica.com: Encyclopedia article about "knockout"
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