Category
page 1Commas (music)
Pythagorean comma
small interval in Pythagorean tuning between two enharmonically equivalent notes such as C and B♯
comma
small musical interval, the difference between two tunings of the same note
syntonic comma
a small musical interval with pitch ratio 81:80
diesis
thumb|Diesis on C .
thumb|Diesis as three just major thirds.
Schisma
thumb|Schisma as difference in cents between 8 perfect fifths plus 1 [[just major third and 5 octaves.]]
thumb|right|Schisma on C . Note that the note depicted lower on the staff (B#++) is higher in pitch (than C).
Holdrian comma
one comma in 53-TET
53 equal temperament
musical tuning system with 53 pitches equally-spaced on a logarithmic scale