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Definition of “copper” - English Dictionary

"copper" in American English

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coppernoun [U]

 us   /ˈkɑp·ər/
  • copper noun [U] (METAL)

a soft, red-brown metal, used mostly in electrical equipment and for making wire and coins

copperadjective, noun [U]

 us   /ˈkɑp·ər/
  • copper adjective, noun [U] (COLOR)

(of) a bright red-brown color
(Definition of copper from the Cambridge Academic Content Dictionary © Cambridge University Press)







"copper" in British English

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coppernoun

uk   /ˈkɒp.ər/  us   /ˈkɑː.pɚ/
  • copper noun (METAL)

B2 [U] (symbol Cu) a chemical element that is a reddish-brown metal, used especially for making wire and coins: copper wire/pipes a copper alloy
[U] the reddish-brown colour of the metal copper: The copper of Rosie's hair shone in the sunlight.
[C usually plural] UK informal a brown coin of low value: I gave him a few coppers.

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copper
adjective uk   us  
of the reddish-brown colour of the metal copper
(Definition of copper from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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