theoretical key (English, noun)
expansion: theoretical key (plural theoretical keys)
Senses:
qualifier: music theory
glosses: A key signature which has eight or more sharps or seven flats. In music using twelve-tone equal temperament its pitch coincides with its enharmonic, while in most other equal temperament tunings most enharmonic equivalences between key signatures regularly go beyond simple sharps and flats.
Forms:
form: theoretical keys
tags: plural