pleiotropy

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English

Etymology

Coined by Ludwig Plate in 1910, from Ancient Greek πλείων (pleíōn) + -tropy.

Pronunciation

  • IPA(key): /plaɪˈɒtɹəpi/
  • Lua error in Module:parameters at line 290: Parameter 1 should be a valid language or etymology language code; the value "cot–caught merger" is not valid. See WT:LOL and WT:LOL/E. IPA(key): /plaɪˈɑtɹəpi/

Noun

pleiotropy (countable and uncountable, plural pleiotropies)

  1. (genetics) The influence of a single gene on multiple phenotypic traits; pleiotropism.
    Antonym: polygeny
  2. (pharmacology) The existence of drug effects other than the one for which the drug was designed; usually implies additional beneficial effects.