follow Dictionary.com

How do you spell Hannukah?

jewelers' rouge

noun
1.

colcothar

[kol-kuh-ther] /ˈkɒl kə θər/
noun, Chemistry
1.
the brownish-red oxide of iron produced by heating ferrous sulfate: used chiefly as a pigment in paints and theatrical rouge, and as a polishing agent.
Also called jewelers' rouge.
Origin
1595-1605
1595-1605; < Medieval Latin < Old Spanish colcotar, Spanish Arabic qulquṭār, perhaps < Greek chálkanthos copper sulfate solution
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
British Dictionary definitions for jewelers-rouge

colcothar

/ˈkɒlkəˌθɑː/
noun
1.
a finely powdered form of ferric oxide produced by heating ferric sulphate and used as a pigment and as jewellers' rouge Also called crocus
Word Origin
C17: from French colcotar, from Spanish colcótar, from Arabic dialect qulqutār
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
Cite This Source

Word of the Day

Difficulty index for jewelers' rouge

Few English speakers likely know this word

Word Value for jewelers

18
21
Scrabble Words With Friends

Quotes with jewelers-rouge