Epsom saltsEpsom salts
a white, crystalline salt, magnesium sulfate, MgSO7HO, used as an anticonvulsant or cathartic, as an ingredient in bath salts, etc.
Origin of Epsom saltsafter Epsom
plural noun(used with a sing. verb)
Hydrated magnesium sulfate, MgSO4·7H2O, used as a cathartic and as an agent to reduce inflammation.
Origin of Epsom saltsAfter Epsom, former name of Epsom and Ewell, England.