- The color evoked by wavelengths of the visible spectrum shorter than 450 nm. For individual v. dyes, see the specific name. [L. viola]
* * *vi·o·let (viґo-lət) 1. the color produced by the shortest waves of the visible spectrum, beyond indigo, approximately 380 to 420 nm. 2. a dye or stain with this color.
Medical dictionary. 2011.