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May 27, 2012
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Dictionary


or•ce•in



Pronunciation: (ôr'sē-in), [key]
—n. Chem.
a red dye, the principal coloring matter of cudbear and orchil, obtained by oxidizing an ammoniacal solution of orcinol.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

orcaorch
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