Defn: A compound which exhibits, or from which may be prepared, a variety of colors, as certain solutions derived from vegetables, which display colors by fluorescence.

POLYCHROMATIC
Pol`y*chro*mat"ic, a. Etym: [Poly- + chromatic.]

Defn: Showing a variety, or a change, of colors. Polychromatic acid (Old Chem.), a substance obtained by the action of nitric acid on aloes.

POLYCHROME
Pol"y*chrome, n. Etym: [Poly- + Gr. (Chem.)

Defn: Esculin; — so called in allusion to its fluorescent solutions.
[R.]

POLYCHROME
Pol"y*chrome, a. Etym: [Cf. F. polychrome.]

Defn: Executed in the manner of polychromy; as, polychrome printing.

POLYCHROMIC
Pol`y*chro"mic, a. Etym: [Poly- + (sense 1) Gr. chromic.]

1. Polychromatic.

2. (Chem.)