Unison
A
unison is also an
interval (music), the ratio of 1:1 or 0 halfsteps and zero
cents. Two tones in unison are considered to be the same
pitch, but are still perceivable as coming from seperate sources. The unison is considered the most
consonant interval while the near unison is considered the most
dissonant. Composer
Kenneth Gaburo wrote for three voices singing unison in his piece
The Flow of (u).
See also: diapason.
UNISON is also the British
trade union of the
public service.