Definition of magnesium sulphate in English:

magnesium sulphate

(US magnesium sulfate)

noun

Chemistry
  • A soluble white crystalline substance, MgSO₄, which occurs in various minerals such as epsomite and kieserite, and is used medicinally as a laxative and anticonvulsant, and as a fertilizer.

Origin

Late 19th century; earliest use found in Henry Roscoe (1833–1915), chemist and university administrator.