Rochelle salt
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Ro·chelle salt
or Ro·chelle salts (rə-shĕl′, rō-)n.
[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
n
(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-)n.
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.
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| Noun | 1. | 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 |
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