Webster dictionary was developed by Noah Webster in the beginning of 19th century. On this website, you can find definition for Naphthazarin from the 1913 edition of Webster's Revised Unabridged Dictionary. Define Naphthazarin using one of the most comprehensive free online dictionaries on the web.

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Part of Speech: noun
Results: 1
1. A dyestuff, resembling alizarin, obtained from naphthoquinone as a red crystalline substance with a bright green, metallic luster; - called also naphthalizarin.
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