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Meaning of nickel

nick•el

Pronunciation: (nik'ul), [key]
— n., v., adj. -eled, -el•ing -elled, -el•ling,
—n.
  1. a hard, silvery-white, ductile and malleable metallic element, allied to iron and cobalt, not readily oxidized: used chiefly in alloys, in electroplating, and as a catalyst in organic synthesis. Symbol: Ni; at. wt.: 58.71; at. no.: 28; sp. gr.: 8.9 at 20°C.
  2. a cupronickel coin of the U.S., the 20th part of a dollar, equal to five cents.
  3. a nickel coin of Canada, the 20th part of a dollar, equal to five cents.
—v.t.
  1. to cover or coat with nickel; nickel-plate.
—adj.
  1. costing or worth five dollars: a nickel bag of heroin.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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