enharmonic

/ˌɛnhɑrˈmɑnɪk/
adjective
  1. Relating to notes that are written differently (like G♯ and A♭) but sound the same on a keyboard instrument.
    • On a piano, G-sharp and A-flat are enharmonic notes.
    • The composer used an enharmonic change to make the music easier to read.
    • Learning enharmonic equivalents helps musicians understand key signatures.
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