What does septendecimal mean?
Septendecimal means Relating to or based on the number 17..
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Pronunciation varies by accent · adjective
Relating to or based on the number 17..
If it is desired to proceed beyond tertian to septimal harmony to introduce the harmonic form of the phord of the dominant Seventh, with the ratios 4 : 5 : 6 : 7 as Mr. Poole has done (see sect. F. No. 7), or even to septendecimal harmony to introduce the harmonic form of the chord of the minor Ninth 8 : 10 : 12 : 14 : 17 (see p. 346c, note *), the number of the notes will be nearly tripled. […] The cents in the tertian chord of the minor Ninth C E, G B♭ D¹♭ are 0, 386, 702, 996, 1200 + 112. Hence the cents in the harmonic septimal chord of tiie dominant Seventh, or C E₁ G B♭, are 0, 386, 702, 969, and the cents in the septendecimal chord of the minor Ninth, or C E₁ G ⁷B ¹⁷D¹♭, are 0, 386, 702, 969, 1200 + 105.
I am sorry I cannot illustrate septendecimal harmony on this instrument as it is now tuned. It does not go beyond septimal harmony.
17/8 septendecimal minor ninth / 17/12 2nd septendecimal tritone […] 24/17 1st septendecimal tritone
Use septendecimal when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Septendecimal means Relating to or based on the number 17..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
If it is desired to proceed beyond tertian to septimal harmony to introduce the harmonic form of the phord of the dominant Seventh, with the ratios 4 : 5 : 6 : 7 as Mr. Poole has done (see sect. F. No. 7), or even to septendecimal harmony to introduce the harmonic form of the chord of the minor Ninth 8 : 10 : 12 : 14 : 17 (see p. 346c, note *), the number of the notes will be nearly tripled. […] The cents in the tertian chord of the minor Ninth C E, G B♭ D¹♭ are 0, 386, 702, 996, 1200 + 112. Hence the cents in the harmonic septimal chord of tiie dominant Seventh, or C E₁ G B♭, are 0, 386, 702, 969, and the cents in the septendecimal chord of the minor Ninth, or C E₁ G ⁷B ¹⁷D¹♭, are 0, 386, 702, 969, 1200 + 105.
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