M3A1T1T1E1
7 points
MATTE is validvalid
to produce a dull finish on [v MATTED, MATTES, MATTING]
a molten mixture of impure metal sulphides produced during the smelting of sulphide ores of copper, nickel, etc. [n -S]
to produce a dull finish on [v MATTED, MATTES, MATTING]
a molten mixture of impure metal sulphides produced during the smelting of sulphide ores of copper, nickel, etc. [n -S]