Englishfor English speakers
genuine
Adjective
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If something is genuine, it is what is says it is and not something else; it is not fake.
I have a genuine copy of the famous book.
pleiotropy
noun
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(genetics) The influence of a single gene on multiple phenotypic traits; pleiotropism.
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(pharmacology) The existence of drug effects other than the one for which the drug was designed; usually implies additional beneficial effects.