platinum

platinum
☆ platinum [plat′'n əm]
n.
[ModL < Sp platina, dim. of plata, silver < Prov, metal plate, silver bar, silver < VL * plattus, flat: see PLATE]
a silver-colored, malleable, ductile, metallic chemical element that is highly resistant to corrosion and tarnish, used as a chemical catalyst, for acid-proof containers, ignition fuses, jewelry, dental alloys, etc.: symbol, Pt; at. no., 78: see the periodic table of elements in the Reference Supplement
adj.
[by assoc. with the platinum-plated copy awarded to the performer(s) ]
designating a record, tape, disc, video, etc. which has registered sales of a specified number, as two million, or value, as $1,000,000: platinum reflects a greater number or value than gold

English World dictionary. . 2014.

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  • Platinum — Студийный альбом Майк Олдфилд …   Википедия

  • Platinum — Plat i*num, n. [NL., fr. Sp. platina, from plata silver, LL. plata a thin plate of metal. See {Plate}, and cf. {Platina}.] (Chem.) A metallic element of atomic number 78, one of the noble metals, classed with silver and gold as a precious metal,… …   The Collaborative International Dictionary of English

  • platinum — Symbol: Pt Atomic number: 78 Atomic weight: 195.078 Attractive greyish white metal. When pure, it is malleable and ductile. Does not oxidize in air, insoluble in hydrochloric and nitric acid. Corroded by halogens, cyandies, sulphur and alkalis.… …   Elements of periodic system

  • platinum — plat‧i‧num [ˈplætnəm] noun [uncountable] a silver grey metal used in manufacturing and traded on commodity market S: • a platinum mine • platinum jewellery * * * platinum UK US /ˈplætɪnəm/ US  /ˈplætənəm/ noun [U] …   Financial and business terms

  • Platinum — Platinum, AK U.S. city in Alaska Population (2000): 41 Housing Units (2000): 26 Land area (2000): 44.630629 sq. miles (115.592794 sq. km) Water area (2000): 0.071778 sq. miles (0.185904 sq. km) Total area (2000): 44.702407 sq. miles (115.778698… …   StarDict's U.S. Gazetteer Places

  • Platinum, AK — U.S. city in Alaska Population (2000): 41 Housing Units (2000): 26 Land area (2000): 44.630629 sq. miles (115.592794 sq. km) Water area (2000): 0.071778 sq. miles (0.185904 sq. km) Total area (2000): 44.702407 sq. miles (115.778698 sq. km) FIPS… …   StarDict's U.S. Gazetteer Places

  • platinum — metallic element, Modern Latin, from Sp. platina platinum, dim. of plata silver, from O.Fr. plate or O.Prov. plata sheet of metal (see PLATE (Cf. plate)). The metal looks like silver, and the Spaniards at first thought it an inferior sort of… …   Etymology dictionary

  • platinum — ► NOUN 1) a precious silvery white metallic chemical element used in jewellery and in some electrical and laboratory apparatus. 2) (before another noun ) greyish white or silvery like platinum. ORIGIN Spanish platina, from plata silver …   English terms dictionary

  • Platinum — This article is about the chemical element. For other uses, see Platinum (disambiguation). iridium ← platinum → gold Pd ↑ Pt ↓ Ds …   Wikipedia

  • platinum — /plat n euhm, plat neuhm/, n. 1. Chem. a heavy, grayish white, highly malleable and ductile metallic element, resistant to most chemicals, practically unoxidizable except in the presence of bases, and fusible only at extremely high temperatures:… …   Universalium

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