Definition of manganese chloride in US English:

manganese chloride

noun

  • A chloride of manganese, especially manganese(ii) chloride (manganous chloride), a pink, deliquescent crystalline solid, MnCl₂, which is used as a catalyst, disinfectant, and feed additive, and in dyeing.

Origin

Late 19th century; earliest use found in Charles Kingzett (1852–1935).