Rochelle salt

noun
Ro·​chelle salt | \ rō-ˈshel- How to pronounce Rochelle salt (audio) \

Definition of Rochelle salt

: a crystalline salt KNaC4H4O6·4H2O that is a mild purgative

First Known Use of Rochelle salt

1712, in the meaning defined above

History and Etymology for Rochelle salt

La Rochelle, France

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The first known use of Rochelle salt was in 1712

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Cite this Entry

“Rochelle salt.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Rochelle%20salt. Accessed 17 Jan. 2021.

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More Definitions for Rochelle salt

Rochelle salt

noun
Ro·​chelle salt | \ rō-ˈshel- How to pronounce Rochelle salt (audio) \

Medical Definition of Rochelle salt

: a crystalline salt C4H4KNaO6·4H2O that is a mild purgative

called also potassium sodium tartrate, Seignette salt, sodium potassium tartrate

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