pleiotropy

noun
plei·​ot·​ro·​py | \ plī-ˈä-trə-pē How to pronounce pleiotropy (audio) \

Definition of pleiotropy

genetics
: the phenomenon of a single gene influencing two or more distinct phenotypic traits : the quality or state of being pleiotropic In genetics, there's a concept called pleiotropy, which posits that a single gene can influence multiple traits. [Steven] Tanksley suggests there's substantial evidence that at least some domesticated fruits selected for greater size were also altered in shape because both traits were controlled by the same selected gene or set of genes.— Scott LeFee

First Known Use of pleiotropy

1921, in the meaning defined above

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The first known use of pleiotropy was in 1921

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Dictionary Entries Near pleiotropy

pleiotropic

pleiotropy

Pleistocene

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Cite this Entry

“Pleiotropy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pleiotropy. Accessed 27 Oct. 2021.

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More Definitions for pleiotropy

pleiotropy

noun
plei·​ot·​ro·​py | \ plī-ˈä-trə-pē How to pronounce pleiotropy (audio) \
plural pleiotropies

Medical Definition of pleiotropy

: the quality or state of being pleiotropic

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