diminished fifths

A form of diminished fifth — A type of tritone in musical composition formed by narrowing a perfect fifth by one chromatic semitones. In twelve-tone equal temperament, it spans five diatonic scale degrees like a perfect fifth but narrower by a semitone. The number of diatonic degrees it spans is what distinguishes it from an augmented fourth.

Ask AI about this wordChatGPTClaudePerplexityGoogle AIGrok

Meanings

noun
  1. pluralplural of diminished fifth
Cite this entry
APA

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

MLA

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

Chicago

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

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