Noah Webster
Platina
PLATI'NA
PLA'TING, participle present tense Overlaying with plate or with a metal; beating into thin lamens.
PLA'TING, noun The art or operation of covering any thing with plate or with a metal, particularly of overlaying a baser metal with a thin plate of silver. The coating of silver is soldered to the metal with tin or a mixture of three parts of silver with one of brass.