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Webster 1913 Edition

Noun.

[

Poly-

+ Gr. [GREEK] color: cf. F.

polychroïte

(Chem.)

The coloring matter of saffron; – formerly so called because of the change of color on treatment with certain acids; – called also

crocin

, and

safranin

Noun.

[Gr. many, and to color.]

The coloring matter of saffron.