A symbol in music that denotes a note should be raised by one half step.
Example: A C# means the pitch would be a C raised by a half step, or up a fret on the guitar.
The term sharp is also used when tuning to indicate that a note is slightly too high to be in tune.
Sharp
Applying a sharp symbol (#) to a note raises the pitch by one half step
Written by Sam Blakelock. Updated over a week ago
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