alizarin

[ uh-liz-er-in ]

/ əˈlɪz ər ɪn /

noun Chemistry.

a solid appearing reddish-orange as crystals and brownish-yellow as powder, C14H8O4, one of the earliest known dyes, formerly obtained in its natural state from madder and now derived from anthraquinone: used chiefly in the synthesis of other dyes.

Words nearby alizarin

alive, alive and kicking, alive to, alive with, aliyah, alizarin, alizarin crimson, aliákmon, alk., alkahest, alkalemia

Also a·liz·a·rine

[uh-liz-er-in, -uh-reen] /əˈlɪz ər ɪn, -əˌrin/.

Origin of alizarin

1825–35; < French alizarine, equivalent to alizar(i) (< Spanish < Arabic al the + ʿaṣārah juice) + -ine -ine¹

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for alizarin

Good and durable blues are obtained from indigo and alizarin.
The Decoration of Leather|Georges de Rcy
The first is a yellow dyestuff, but it would be hard to assign any one shade or tint to Alizarin as a dyestuff.
The Chemistry of Hat Manufacturing|Watson Smith
Wash the alizarin thus separated, dry it81 by simple exposure to air, and purify it by repeated crystallisation out of alcohol.
Cooley's Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades..., Sixth Edition, Volume I|Arnold Cooley
On wool, the colour is so extremely fast to light and to milling that it may well serve as a substitute for alizarin.
Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 8|Various

Another method for the preparation of alizarin has been patented by Dale and Schorlemmer.
Cooley's Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades..., Sixth Edition, Volume I|Arnold Cooley

British Dictionary definitions for alizarin

alizarin

/ (əˈlɪzərɪn) /

noun

a brownish-yellow powder or orange-red crystalline solid used as a dye and in the manufacture of other dyes. Formula: C 6 H 4 (CO) 2 C 6 H 2 (OH) 2

Word Origin for alizarin

C19: probably from French alizarine, probably from Arabic al-’asārah the juice, from ’asara to squeeze

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

Medicine definitions for alizarin

alizarin

[ ə-lĭz′ər-ĭn ]

n.

An orange-red crystalline compound used in making dyes and as an indicator.