"an oxidizing agent," 1859, from French oxidant (1806), from oxider "oxidize" (see oxidation).
Entries linking to oxidant
oxidation n.
"act or process of combining or causing to combine with oxygen," 1791, from French oxidation (1787), coined by French chemists Louis-Bernard Guyton de Morveau and Antoine Lavoisier, noun of action from oxider "oxidize," from oxide (see oxide).
antioxidant n.
"substance that inhibits oxidization," 1920, from anti- + oxidant. From 1932 as an adjective.