augmented sixth

noun

an interval that is equivalent to a major sixth widened by one chromatic semitone. In twelve-tone equal temperament, this is equivalent to a minor seventh.

“An augmented sixth on C: 1”

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Meanings

nounaugmented sixth (plural augmented sixths)

plural augmented sixths

  1. entertainmentan interval that is equivalent to a major sixth widened by one chromatic semitone. In twelve-tone equal temperament, this is equivalent to a minor seventh.

    An augmented sixth on C: 1

Cite this entry
APA

augmented sixth. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/augmented%20sixth

MLA

“augmented sixth.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/augmented%20sixth. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “augmented sixth,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/augmented%20sixth.

Source: augmented sixth on Wiktionary, CC BY-SA 4.0.