zinc yellow

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.K₂O.4CrO₃.3H₂O 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

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