Rochelle powders
Rochelle Ro*chelle", n. A seaport town in France. [1913 Webster]

{Rochelle powders}. Same as {Seidlitz powders}.

{Rochelle salt} (Chem.), the double tartrate of sodium and potassium, a white crystalline substance. It has a cooling, saline, slightly bitter taste and is employed as a mild purgative. It was discovered by Seignette, an apothecary of Rochelle, and is called also {Seignete's salt}. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • Rochelle powders — Seidlitz Seid litz, a. Of or pertaining to Seidlitz, a village in Bohemia. [Written also {Sedlitz}.] [1913 Webster] {Seidlitz powders}, effervescing salts, consisting of two separate powders, one of which contains forty grains of sodium… …   The Collaborative International Dictionary of English

  • rochelle powders — (ˈ)rō|shel noun plural Usage: usually capitalized R Etymology: from La Rochelle, city in western France : seidlitz powders * * * (not in technical use). See Seidlitz powders. [after LA ROCHELLE] …   Useful english dictionary

  • Rochelle powders — noun plural see seidlitz powders * * * (not in technical use). See Seidlitz powders. [after LA ROCHELLE] …   Useful english dictionary

  • Rochelle powders — (not in technical use). See Seidlitz powders. [after LA ROCHELLE] * * * …   Universalium

  • Rochelle — Ro*chelle , n. A seaport town in France. [1913 Webster] {Rochelle powders}. Same as {Seidlitz powders}. {Rochelle salt} (Chem.), the double tartrate of sodium and potassium, a white crystalline substance. It has a cooling, saline, slightly bitter …   The Collaborative International Dictionary of English

  • Rochelle salt — Rochelle Ro*chelle , n. A seaport town in France. [1913 Webster] {Rochelle powders}. Same as {Seidlitz powders}. {Rochelle salt} (Chem.), the double tartrate of sodium and potassium, a white crystalline substance. It has a cooling, saline,… …   The Collaborative International Dictionary of English

  • Rochelle salt — [rō shel′] n. [after La Rochelle, France, where discovered] a colorless crystalline compound, potassium sodium tartrate, KNaC4H4O6·4H2O, used as a laxative, in baking powders, and, in electronics, as a piezoelectric material …   English World dictionary

  • Rochelle salt — Chem., Pharm. 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. [1745 55; after LA …   Universalium

  • Rochelle powder — noun an effervescing salt containing sodium bicarbonate and Rochelle salt and tartaric acid; used as a cathartic • Syn: ↑Seidlitz powder, ↑Seidlitz powders • Hypernyms: ↑purgative, ↑cathartic, ↑physic, ↑aperient …   Useful english dictionary

  • Seidlitz powders — noun an effervescing salt containing sodium bicarbonate and Rochelle salt and tartaric acid; used as a cathartic • Syn: ↑Seidlitz powder, ↑Rochelle powder • Hypernyms: ↑purgative, ↑cathartic, ↑physic, ↑aperient * * * ˈsedlə̇ …   Useful english dictionary

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”