in equal temperament, designating or of tones, as C? and D?, that are identical in pitch but are written differently according to the key in which each occurs: enharmonic tones are especially important in instruments of fixed pitch, as the piano
Origin of enharmonicClassical Latin enharmonicus ; from Classical Greek enarmonikos: see en- and amp; harmony
Of, relating to, or involving tones that are identical in pitch but are written differently according to the key in which they occur, as C sharp and D flat, for example.
Origin of enharmonicLate Latin enharmonicus, from Greek enarmonios : en-, in; see en–2 + harmonia, harmony; see harmony.