Rochelle salt

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Ro·chelle salt

or Ro·chelle salts  (rə-shĕl′, rō-)
[After (La) Rochelle.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Rochelle salt

(Pharmacology) a white crystalline double salt, sodium potassium tartrate, used in Seidlitz powder. Formula: KNaC4H4O6.4H2O
[C18: named after La Rochelle, French port]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

Ro•chelle′ salt`

(rəˈʃɛl, roʊ-)
potassium sodium tartrate: a colorless or white, water-soluble solid, KNaC4H4O6∙4H2O, used in silvering mirrors, in electronics, and as an ingredient in baking powder and laxatives.
[1745–55; after La Rochelle]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Rochelle salt - a double salt used in Seidlitz powder; acts as a cathartic
double salt - a solution of two simple salts that forms a single substance on crystallization
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Request TOC of this Report- Sodium Potassium Tartrate also is known as Rochelle salt and is a white crystalline powder and a potassium sodium salt of tartaric acid.
Very recently, Rochelle salt (RS) has been used for the synthesis of substituted chromenes and benzochromenes [23].
The phenomenon was first discovered in 1880 when Pierre and Jacques Curie demonstrated that when specially prepared crystals (such as quartz, topaz and Rochelle salt) were subjected to a mechanical stress, they could measure a surface charge.