Definition of Epsom salts

: a bitter colorless or white crystalline salt MgSO4·7H2O that is a hydrated magnesium sulfate with cathartic properties

First Known Use of Epsom salts

1828, in the meaning defined above

History and Etymology for Epsom salts

Epsom, England

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The first known use of Epsom salts was in 1828

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Cite this Entry

“Epsom salts.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Epsom%20salts. Accessed 25 Feb. 2021.

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More Definitions for Epsom salts

Epsom salts

noun plural but singular in construction

Medical Definition of Epsom salts

: a bitter white crystalline salt MgSO4·7H2O that is a hydrated magnesium sulfate with cathartic properties

called also bitter salts

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