Epsom salts

noun

plural in form but singular or plural in construction
: a bitter colorless or white crystalline salt MgSO4·7H2O that is a hydrated magnesium sulfate with cathartic properties

Word History

Etymology

Epsom, England

First Known Use

1828, in the meaning defined above

Time Traveler
The first known use of Epsom salts was in 1828

Dictionary Entries Near Epsom salts

Epsom salt

Epsom salts

Epstein

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Cite this Entry

“Epsom salts.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Epsom%20salts. Accessed 21 Nov. 2024.

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Medical Definition

Epsom salts

noun, plural in form but singular or plural in construction
: a bitter white crystalline salt MgSO4·7H2O that is a hydrated magnesium sulfate with cathartic properties

called also bitter salts

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