/ ˌeləˈkjuːʃn; NAmE / noun
[ U ] the ability to speak clearly and correctly, especially in public and pronouncing the words in a way that is considered to be socially acceptable
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WORD ORIGIN
late Middle English (denoting oratorical or literary style): from Latin elocutio(n-) , from eloqui speak out, from e- (variant of ex- ) out + loqui speak.