diapason

di·a·pa·son  (d-pzn, -sn)

n.

1. A full, rich outpouring of harmonious sound.

2. The entire range of an instrument or voice.

3. Either of the two principal stops on a pipe organ that form the tonal basis for the entire scale of the instrument.

4. The interval and the consonance of an octave.

5. A standard indication of pitch.

6. A tuning fork.

---

[Middle English diapasoun, from Latin diapsn, the whole octave, from Greek dia psn (khordn), through all (the notes) : dia, through; see dia- + psn, feminine genitive pl. of ps, every; see pant- in Indo-European roots.]

---

diapason [die-a-pay-zon]

Noun

Music

1. either of two stops found throughout the range of a pipe organ

2. the range of an instrument or voice [Greek dia pasōn through all (the notes)]

Thesaurus

Noun

1.

diapason - either of the two main stops on a pipe organ diapason stop organ stop - a graduated set of organ pipes of like tone quality