magnesium sulfate

noun

: a sulfate of magnesium: such as

a

: a white salt MgSO₄ used in medicine and in industry

b

: epsom salts

Examples of magnesium sulfate in a Sentence

Recent Examples on the Web

Coupled with magnesium sulfate to address heart effects, ibogaine appeared to reduce symptoms of PTSD, anxiety and depression, and improve cognitive function from traumatic brain injury, according to the study, published in 2024 in the eminent journal Nature Medicine. —Eduardo Cuevas, USA Today, 29 June 2025

Another popular form is magnesium sulfate, also known as Epsom salt.7 Epsom salt is used in baths and soaks to help relieve muscle soreness and irritated skin. —Kirstyn Hill, Pharmd, Mph, Health, 30 Apr. 2025

In the episode, Meghan filled a mixing bowl with Epsom salt (magnesium sulfate) before adding two liquid droppers full of arnica oil. —Stephanie Brown, Verywell Health, 28 Mar. 2025

Magnesium chloride and magnesium sulfate are commonly used as topicals. —Kirstyn Hill, Pharmd, Mph, Health, 30 Apr. 2025

Word History

First Known Use

1869, in the meaning defined above

Rhymes for magnesium sulfate

• borosilicate
• decontaminate
• deoxycholate
• deteriorate
• differentiate
• diisocyanate
• dinoflagellate
• excommunicate
• incapacitate
• insubordinate
• intercorporate
• interpenetrate

Kids Definition

magnesium sulfate

noun

: any of several sulfates of magnesium

especially : epsom salt

Medical Definition

magnesium sulfate

noun

: a white anhydrous salt MgSO₄ that occurs naturally in hydrated form as Epsom salts and that in the hydrated form MgSO₄·7H₂O is administered orally to relieve constipation or by injection to treat magnesium deficiency, to control convulsions associated with eclampsia, and to treat symptoms (as hypertension and convulsions) associated with nephritis in children