ninth chord

noun

Music.

1. a chord formed by the superposition of four thirds.

ninth chord

noun

1. Often shortened to: ninth. a chord much used in jazz and pop, consisting of a major or minor triad with the seventh and ninth added above the root

Word History and Origins

Origin of ninth chord¹

First recorded in 1945–50

Example Sentences

It ends hauntingly with an unresolved major ninth chord on the dominant of the dominant.

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A ninth chord consists of a fundamental with its third, fifth, seventh, and ninth.

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Palestrina, Monteverde and Peri, who are famed, the one for having discovered the dominant ninth chord, and the other for the invention of opera.

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