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tetradiapasonTETRADIAP'ASON, n. [Gr. four, and diapason.] Quadruple diapason or octave; a musical chord, otherwise called a quadruple eighth or twenty ninth. |
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tetradiapasonTETRADIAP'ASON, n. [Gr. four, and diapason.] Quadruple diapason or octave; a musical chord, otherwise called a quadruple eighth or twenty ninth. |