Glauber's salt

noun

Glau·​ber's salt ˈglau̇-bər(z)- How to pronounce Glauber's salt (audio)
: a colorless crystalline sulfate of sodium Na2SO4·10H2O used especially in dyeing, as a cathartic, and in solar energy systems
sometimes used in plural

called also Glauber salt

Word History

Etymology

Johann R. Glauber †1668 German chemist

First Known Use

1736, in the meaning defined above

Time Traveler
The first known use of Glauber's salt was in 1736

Dictionary Entries Near Glauber's salt

Cite this Entry

“Glauber's salt.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Glauber%27s%20salt. Accessed 21 Mar. 2023.

Medical Definition

Glauber's salt

noun
Glau·​ber's salt ˌglau̇-bər(z)- How to pronounce Glauber's salt (audio)
variants also Glauber salt
: a colorless crystalline sodium sulfate Na2SO4·10H2O used especially in dyeing, as a cathartic, and in solar energy systems
sometimes used in plural
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