diminished third

noun

An interval that is equivalent to a minor third narrowed by one chromatic semitone. In twelve-tone equal temperament, this is equivalent to a major second.

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Meanings

noundiminished third (plural diminished thirds)

plural diminished thirds

  1. entertainmentAn interval that is equivalent to a minor third narrowed by one chromatic semitone. In twelve-tone equal temperament, this is equivalent to a major second.

Translations

Spanish tercera disminuida
  • tercera disminuidamusical interval
Cite this entry
APA

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

MLA

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

Chicago

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

Source: diminished third on Wiktionary, CC BY-SA 4.0.