/three"kul'euhr/ , adj.
1. having or characterized by the use of three colors.
2. noting or pertaining to a photomechanical process for making reproductions of paintings, artwork, etc., usually by making three printing plates, each corresponding to a primary color, by the halftone process, and printing superimposed impressions from these plates in three correspondingly colored inks.
[ 1890-95 ]