The story
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: A form of redox in which some of a reactant is oxidized and some of the same reactant is reduced. A classic example is the reaction of bromine with water to produce hydrogen bromide and bromic acid: 3 Br₂ + 3 H₂O => HBrO₃ + 5 HBr Full definition →
Etymology from Wiktionary, CC BY-SA 4.0.