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orcein

 - 3 dictionary results

or⋅ce⋅in

[awr-see-in]
–noun Chemistry.
a red dye, the principal coloring matter of cudbear and orchil, obtained by oxidizing an ammoniacal solution of orcinol.

Origin:
1830–40; arbitrary alter. of orcin; see orcinol
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Medical Dictionary

Main Entry: or·ce·in
Pronunciation: 'or-sE-&n
Function: noun
: a purple nitrogenous dye that is the essential coloring matter of cudbearand archil and that is used as a biological stain
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

orcein or·ce·in (ôr'sē-ĭn)
n.
A natural dye derived from orcinol and used in various histologic staining methods as a purple dye complex.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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