Origin of sotto voceIt, under the voice
- In soft tones, so as not to be overheard; in an undertone: “There were aspersions cast, sotto voce, but knees quickly folded into curtsies when introductions were in order” ( Barbara Lazear Ascher )
- Music In very soft tones. Used chiefly as a direction.
Origin of sotto voceItalian sotto under voce voice
(plural sotto voci)
From Italian, literally "low voice".