platinum
/ˈplæt.ɪn.əm/ noun, adjective, verb
Forms platinums platinuming platinumed
- noun (chemistry) The chemical element with atomic number 78 and symbol Pt; a dense, malleable, ductile, highly unreactive, silverish-white transition metal of great value.
- noun A whitish grey colour, like that of the metal.
- noun (music, countable) A single or album that has achieved platinum sales, i.e. over 1 million or 2 million.
- noun (medicine, countable, sometimes, elliptically) A platinum-based drug: a platin.
- adjective Of a whitish grey colour, like that of the metal.
- adjective (music) Of a musical recording that has sold over one million copies (for singles), or two million (for albums).
- adjective (figurative) Very expensive, or of very high quality. “We can offer the platinum service for fifty dollars extra.”
- verb (computer games) To attain all of the achievements in a game (originally on certain PlayStation consoles, now colloquially used regardless of platform). “I platinumed in Clash of Clans yesterday.”
Synonyms
Etymology
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 Gran Colombia where Europeans discovered it being mined by Native Americans. Doublet of platina.
Webster’s 1913
- noun A metallic element, intermediate in value between silver and gold, occurring native or alloyed with other metals, also as the platinum arsenide (sperrylite). It is heavy tin-white metal which is ductile and malleable, but very infusible, and characterized by its resistance to strong chemical reagents. It is used for crucibles, for stills for sulphuric acid, rarely for coin, and in the form of foil and wire for many purposes. Specific gravity 21.5. Atomic weight 194.3. Symbol Pt. Formerly called platina. Platinum black (Chem.), a soft, dull black powder, consisting of finely divided metallic pl
Etymology [NL., fr. Sp. platina, from plata silver, LL. plata a thin plate of metal. See Plate, and cf. Platina.]
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “platinum”, CC BY-SA 4.0. Details