Definition of key signature in English:

key signature

Syllabification: key sig·na·ture

noun

Music
Any of several combinations of sharps or flats after the clef at the beginning of each stave indicating the key of a composition.
More example sentences
  • Guidelines for clefs, key signatures, bar-lines, and notes are similarly drawn in.
  • For example, the given notated B-flat cornet part has a key signature of one sharp.
  • The student soon realizes that key signatures with the resulting sharps or flats are the consequence of a consistent melodic sequence contained within a scale pattern.

Definition of key signature in:

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