Definition of magnesium carbonate in English:

magnesium carbonate

noun

Chemistry
  • An insoluble white solid, MgCO₃, which occurs naturally as the mineral magnesite, and is used as an antacid, as a food additive, as a white pigment, etc.

Origin

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