Definition of "alizarine" []

• Alizarin (noun)

Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License

• "One of the most notable of these is the substance known as alizarine, the coloring matter extracted from the madder root."
• "It has led to the discovery of a process of manufacturing artificially the valuable madder dye called alizarine -- a discovery which has revolutionized one of the most important industries of the world -- and this is but one of hundreds of new discoveries with which it has enriched the arts of life or extended chemical science."
• "There are three distinct colouring matters which are sold commercially under the name of "alizarine"."