| 单词 | rochelle salt |
| 释义 | Rochelle saltnoun Chemistry, Pharmacology.a colorless or white, water-soluble solid, KNaC4H4O6⋅4H2O, used in silvering mirrors, in the manufacture of Seidlitz powders and baking powder, and in medicine as a laxative. Also called potassium sodium tartrate. Origin of Rochelle saltFirst recorded in 1745–55; after La Rochelle Words nearby Rochelle saltroche alum, Roche limit, Rochelle, Rochelle powder, Rochelle powders, Rochelle salt, roche moutonnée, Rochester, rochet, rock, rockabilly Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for Rochelle saltRochelle salt nouna white crystalline double salt, sodium potassium tartrate, used in Seidlitz powder. Formula: KNaC 4 H 4 O 6 .4H 2 O Word Origin for Rochelle saltC18: named after La Rochelle, French port 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 Medical definitions for Rochelle saltRochelle salt [ rə-shĕl′, rō- ] n.potassium sodium tartrate The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. |
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