platinum
n. uncountablen. a very expensive, silver-colored metal used to make jewelry and car parts. In the music industry, it also describes an album that has sold over one million copies.
n. a dense, malleable, silver-white transition metal with high resistance to corrosion. In a commercial context, it refers to a certification for a musical recording that has reached a specific high sales threshold, typically one million units.
She chose a platinum ring because it does not tarnish.
The band's latest studio album went platinum within just three weeks of its international release.
While gold remains the traditional standard for luxury, platinum is often preferred in industrial applications due to its remarkable catalytic properties and chemical stability under extreme heat.
From Spanish platina (“little silver”) del Pinto ("of the Pinto") + -um. It was called "little" (or "lesser") silver because the metal was found as an impurity in gold, and del Pinto for the Pinto River in Grand Columbia where Europeans discovered it being mined by Native Americans. Doublet of platina.
Uncountable when referring to the chemical element; countable when referring to a specific music certification or award.