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purpurin

[pur-pyoo-rin] /ˈpɜr pyʊ rɪn/
noun, Chemistry
1.
a reddish, crystalline, anthraquinone dye, C 1 4 H 5 O 2 (OH) 3 , isomeric with flavopurpurin.
Origin
1830-1840
1830-40; < Latin purpur(a) purple + -in2
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for purpurin

purpurin

/ˈpɜːpjʊrɪn/
noun
1.
a red crystalline compound used as a stain for biological specimens; 1,2,4-trihydroxyanthraquinone. Formula: C14H5O2(OH)3
Word Origin
C19: from Latin purpurapurple + -in
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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purpurin in Medicine

purpurin pur·pu·rin (pûr'pyə-rĭn')
n.
A reddish crystalline compound used as a biological stain.

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