The interval of a unison.
See also [Eng.] unison; [Eng.] prime; [Fr.] unisson (m); [Ger.] Prime (f); [It.] unisono (m).
The original form of a row in twelve-tone music.
The third service of the Divine Office, usually performed at 6:00 a.m. The service consists of several responsories and psalms which are sung.