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Meaning of POLYCHROITE

Webster's 1913 Dictionary
 
 Definition: 
\Pol"y*chro*ite\, n. [Poly- + Gr. ? color: cf. F.
polychro["i]te.] (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}.
 

 

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