1 (also open diapason or stopped diapason) An organ stop sounding a main register of flue pipes, typically of eight-foot pitch.
- Etherington adopts an apt change in registration, giving vent to the diapasons that would have been the lynchpin of organs in Handel's own time.
- Weisflog rattles off the planned improvements: new choir ranks in both organs, several mixture stops, a pedal open diapason, and an en chamade or horizontal state trumpet to lend pomp and pageantry to academic convocations.
- But the organ basically has one foundational stop which you use, I wouldn't say all the time, but most of the time if you are regularly playing, and that is the diapason or the principal, they have different names.
3 literary The entire compass, range, or scope of something.
- The entire diapason of pro-war liberal opinion-formers has indulged in this revolting ad hominem habit, ad infinitum and ad nauseam.
- Here is an author in full command of the English language; invective is not beyond him; he ranges across the full diapason of human passion.
Late Middle English (denoting the interval of an octave): via Latin from Greek dia pasōn (khordōn) 'through all (notes)'.
Words that rhyme with diapasonbasin, caisson, chasten, hasten, Jason, mason
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