[ an-thruh-kwuh-nohn, -kwee-nohn, -kwin-ohn ]
/ ˌæn θrə kwəˈnoʊn, -ˈkwi noʊn, -ˈkwɪn oʊn /
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noun Chemistry.

a yellow, water-insoluble, crystalline powder, C14H8O2, usually derived from anthracene or phthalic anhydride: used chiefly in the manufacture of anthraquinone dyes.



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Origin of anthraquinone

First recorded in 1880–85; anthra(cene) + quinone
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for anthraquinone

British Dictionary definitions for anthraquinone

/ (ˌænθrəkwɪˈnəʊn, -ˈkwɪnəʊn) /


a yellow crystalline solid used in the manufacture of dyes, esp anthraquinone dyes, which have excellent colour properties. Formula: C 6 H 4 (CO) 2 C 6 H 4

Word Origin for anthraquinone

C19: anthra (cene) + quinone
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

Scientific definitions for anthraquinone

[ ăn′thrə-kwĭ-nōn, -kwĭnōn′ ]

A yellow crystalline powder that is insoluble in water and used chiefly in the manufacture of dyes. Chemical formula: C14H8O2.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.