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The Collaborative International Dictionary of English v.0.48 (gcide)

Polychroite \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}.
[1913 Webster]


Crocin \Cro"cin\ (kr?"s?n), n. [Gr. ???? saffron.] (Chem.)
(a) The coloring matter of Chinese yellow pods, the fruit of
{Gardenia grandiflora}. --Watts.
(b) A red powder (called also {polychroite}), which is made
from the saffron ({Crocus sativus}). See {Polychroite}.
[1913 Webster]

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