penetrance

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noun pen·e·trance \ˈpe-nə-trən(t)s\

Definition of penetrance

  1. :  the proportion of individuals of a particular genotype that express its phenotypic effect in a given environment

Origin and Etymology of penetrance

International Scientific Vocabulary, from Latin penetrare


First Known Use: 1934


Medical Dictionary

penetrance

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noun pen·e·trance \ˈpen-ə-trən(t)s\

Medical Definition of penetrance

  1. :  the proportion of individuals of a particular genotype that express its phenotypic effect in a given environment—compare expressivity


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