Pŏl'y-chro-măt'ic, a.

a. [Gr. πολὺς, many, and χρῶμα, color, from χρωννύναι, χρώζειν, to tinge; Gr. πολυχρώμος, πολυχρώματος, Fr. polychrome.] Exhibiting a variety of colors; colored with various tints.

Polychromatic acid (Chem.), an acid obtained by the action of nitric acid upon aloes.