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English definition of “progenitor”

progenitor

noun [C] uk   /prəʊˈdʒen.ɪ.tər/ us    /proʊˈdʒen.ɪ.t̬ɚ/ formal
a person who first thinks of something and causes it to happen: Marx was the progenitor of communism.
(Definition of progenitor from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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