1755, coined in 1754 by Swed. mineralogist Axel von Cronstedt (1722-65) from shortening of Swed.
kopparnickel "copper-colored ore" (from which it was first obtained), a half-translation of Ger.
Kupfernickel, lit. "copper demon," from
Kupfer (see
copper) +
Nickel "demon, goblin, rascal" (a pet form of masc. proper name
Nikolaus, cf. Eng.
Old Nick "the devil;" see
Nicholas); the ore so called by miners because it looked like copper but yielded none. Meaning "coin made partly of nickel" is from 1857, when the U.S. introduced one-cent coins made of nickel to replace the old bulky copper pennies. Application to five-cent piece (originally one part nickel, three parts copper) is from 1883, Amer.Eng.; in earlier use were silver
half-dimes. To
nickel-and-dime (someone) is from 1970 (
nickels and dimes "very small amounts of money" is attested from 1893).