half–diminished seventh chord
Definition of half–diminished seventh
: a seventh chord consisting of a diminished triad with a minor seventh above the root Schoenberg exploited precisely such intervallic relationships in his twelve-tone works such as the Piano Piece, Op. 33a (1929), the opening chords of which feature a similar transformation of a dominant seventh to a half-diminished seventh. — Joseph H. Auner, in Schoenberg and His World, 1999 The half-diminished seventh chord became a widely-employed source in nineteenth-century harmony because of its flexible communication between relative major and minor modes … — Mark DeVoto, Debussy and the Veil of Tonality, 2004 … the half-diminished seventh chord is in many respects the star of the seventh chord harmonic cast. — Allen Forte, Listening to Classic American Popular Songs, 2001 — see seventh chord illustration
Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.
Join MWU now and get access to America’s largest dictionary, with:
- 300,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
First Known Use of half–diminished seventh
Seen and Heard
What made you want to look up half–diminished seventh? Please tell us where you read or heard it (including the quote, if possible).