noun
1. : a greenish yellow pigment that is usually made by reaction of zinc oxide, potassium dichromate, and sulfuric acid and then has the approximate composition 4ZnO.K 2 O.4CrO 3 .3H 2 O of a complex salt and that is used chiefly in corrosion-inhibiting priming coats and in printing inks — called also zinc chrome
2. : light chrome yellow