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Epsom salt

American  

noun

  1. Chemistry, Pharmacology. Often Epsom salts. hydrated magnesium sulfate, MgSO 4 ⋅7H 2 O, occurring as small colorless crystals: used in fertilizers, the dyeing of fabrics, leather tanning, etc., and in medicine chiefly as a cathartic.


Etymology

Origin of Epsom salt

1760–70; after Epsom; so called from its presence in the local mineral water

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Both types of floats, he says, contain 9000 pounds of epsom salt.

From Los Angeles Times

The beds are designed to mimic a traditional float tank — where a person is suspended in water filled with epsom salt, oftentimes in complete darkness — but the perk of these beds is there’s no need to get wet.

From Los Angeles Times

The electricity was so intense, she says, she often had to sleep in epsom salt to soothe her body.

From Los Angeles Times

I’m blessed that I’m a million miler and 360 member of Delta but there are moments where I’m like, I could actually take this weekend off and just take care of myself and take an Epsom salt bath.

From Los Angeles Times

The customer sits in the chair for the entire day, and when it’s over, Miriam’s fingers are so blistered that the others rush to get her an Epsom salt soak.

From Los Angeles Times