An augmented ninth is a compound musical interval spanning 15 semitones, or 3 semitones above an octave. Enharmonically equivalent to a compound minor third, if transposed into a single octave, it becomes a minor third or major sixth. It is a consonant interval.
See: Dominant seventh sharp ninth chord.
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Famous quotes containing the words augmented and/or ninth:
“Another success is the post-office, with its educating energy augmented by cheapness and guarded by a certain religious sentiment in mankind; so that the power of a wafer or a drop of wax or gluten to guard a letter, as it flies over sea over land and comes to its address as if a battalion of artillery brought it, I look upon as a fine meter of civilization.”
—Ralph Waldo Emerson (1803–1882)
“Life’s like a ball game. You gotta take a swing at whatever comes along before you wake up and find out it’s the ninth inning.”
—Martin Goldsmith, and Edgar G. Ulmer. Vera (Ann Savage)