Definition of mesoxalic acid in English:

mesoxalic acid

noun

Chemistry
  • The crystalline dibasic acid CO(COOH) ₂, which in the free state exists only in water to form the hydrous form, (HO) ₂ C(COOH) ₂.

Origin

Mid 19th century; earliest use found in Robert Thomson (1810–1864), medical officer of health.