platinum

The chemical element with atomic number 78 and symbol Pt; a dense, malleable, ductile, highly unreactive, silverish-white transition metal of great value.

A whitish grey colour, like that of the metal.

musicA single or album that has achieved platinum sales, i.e. over 1 million or 2 million.

medicinesometimesellipticallyA platinum-based drug: a platin.

A heavy precious metallic element; grey-white and resistant to corroding; occurs in some nickel and copper ores and is also found native in some deposits

Of a whitish grey colour, like that of the metal.

Of a musical recording that has sold over one million copies (for singles), or two million (for albums).

Very expensive, or of very high quality

“We can offer the platinum service for fifty dollars extra.”

computer gamesTo reach platinum level in a game

“I platinumed in Clash of Clans yesterday.”