Origin of unison
Related Words for in unisonmelodic, symphonic, cordial, peaceful, balanced, congenial, amicable, simultaneously, mutually, together, accordingly, cooperatively, collectively, unitedly, jointly, closely, consistently, commonly, universally, consonant
- the interval between two sounds of identical pitch
- (modifier)played or sung at the same pitchunison singing
Word Origin for unison
1570s, from Middle French unisson "unison, accord of sound" (16c.), from Medieval Latin unisonus "having one sound, sounding the same," from Late Latin unisonius "in immediate sequence in the scale, monotonous," from Latin uni- "one" (see one) + sonus "sound" (see sound (n.1)). Sense of "harmonious agreement" is first attested 1640s.
In complete agreement, harmonizing exactly. For example, Their opinion was in unison with ours. [Early 1800s]
Saying the same thing at the same time, simultaneously, as in The whole class answered in unison. [Late 1800s] Both usages allude to the unison of music, a single identical pitch.