emptionEtymologyFrom Latin emptio, from emere (“to buy”).emption means The act of buying; purchase. Lexicurio rates it Rare gem — a strength score of 84 out of 100.nounThe act of buying; purchase.“There is a diſpute among the lawyers, whe ther Glaucus's exchanging the golden armour with the brazen one of Tydides, was emption or commutation.”