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purpurin

[pur-pyoo-rin]
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noun Chemistry.
  1. a reddish, crystalline, anthraquinone dye, C14H5O2(OH)3, isomeric with flavopurpurin.

Origin of purpurin

1830–40; < Latin purpur(a) purple + -in2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for purpurin

purpurin

noun
  1. a red crystalline compound used as a stain for biological specimens; 1,2,4-trihydroxyanthraquinone. Formula: C 14 H 5 O 2 (OH) 3

Word Origin

C19: from Latin purpura purple + -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

purpurin in Medicine

purpurin

(pûrpyə-rĭn′)
n.
  1. 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.