acroph·​o·​ny | \ ə-ˈkrä-fə-nē, a-\
plural -es

Definition of acrophony

1 : the application in the evolution of an alphabet of a pictorial symbol or hieroglyph for the name of an object to the initial sound alone of that name
2 : the naming of a letter by a word whose initial sound is the same as that which the letter represents

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First Known Use of acrophony

1878, in the meaning defined at sense 1

History and Etymology for acrophony

acro- + -phony

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The first known use of acrophony was in 1878

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