Bri·tan·nia metal /brɪˈtænjə, ˈtæniə-/
Bri·tan·ni·a n. A white-metal alloy of tin, antimony, bismuth, copper, etc. It somewhat resembles silver, and is used for table ware. Called also Britannia metal.
◄ ►
Britannia metal
n : an alloy similar to pewter