quarter tone

noun

The musical interval equal to one quarter of a tone or 1/24 of an octave; half a semitone.

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quarter-tone
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Meanings

nounquarter tone (plural quarter tones)

plural quarter tones · alternative quarter-tone · alternative quartertone

  1. entertainmentThe musical interval equal to one quarter of a tone or 1/24 of an octave; half a semitone.

Synonyms & antonyms

nounhalf of a semitone

Similar
quarter-tone
Broader
intervalmusical interval

Synonym sets from Open English WordNet, CC BY 4.0.

Cite this entry
APA

quarter tone. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/quarter%20tone

MLA

“quarter tone.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/quarter%20tone. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “quarter tone,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/quarter%20tone.

Source: quarter tone on Wiktionary, CC BY-SA 4.0.