syntonic comma

English · Thesaurus

AI In plain words

Writing a short explanation…

Written by a house AI from the entry below, in your language. The entry itself is the source.

syntonic comma

noun syntonic commas

A small comma-type interval between two musical notes, equal to the frequency ratio 81:80 (= 1.0125) or around 21.51 cents. It often manifests itself as the difference between the Pythagorean major third of 81:64 and the classic major third of 5:4, between the Pythagorean minor third of 32:27 and the classic minor third of 6:5, and between the "major whole tone" of 9:8 and "minor whole tone" of 10:9.
Similar: comma of Didymus, Didymean comma, Ptolemaic comma, syntone

Talk about this word

Cite this

MLA

"syntonic comma." Wiktionary, via Micwyn, micwyn.com/word/syntonic%20comma. Accessed 6 Nov. 2026.

APA

syntonic comma. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/syntonic%20comma

Chicago

"syntonic comma." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/syntonic%20comma.

BibTeX

@misc{syntonic_comma_2026,
  title = {syntonic comma},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/syntonic%20comma},
  urldate = {2026-11-06}
}