Diapasons is a 9 letter English word. It's valid Scrabble word worth 11 points. It's valid Words with friends word worth 13 points.
You can make 340 anagrams from letters in diapasons (aadinopss).
1350-1400; Middle English diapasoun Latin diapāsōn the whole octave Greek dià pāsôn (chordôn) through all (the notes), short for hē dià pāsôn chordôn symphōnía the concord through all the not
The dimensions of these pipes are regulated by a diapason, or scale.
Most organs have a Dulciana stop in the treble which corresponds with the diapason in the bass.
diapason, in music, the concord of the first and last notes of an octave.
Came the ghost of a scream, thin above the diapason all about.
In the "pedal organ" are 12 stops, viz.: Open diapason 16ft.
They were the diapason of all the thought and feeling of that profound and passionate spirit.
The diapason, with musicians, is a chord including all notes.
Then come the noisy nuisances, extending through all the diapason of sound.
Test the reeds of this set just as you did those of the diapason.
At last the curtain fell; but on such a storm and diapason of applause!