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1

copper

play
noun, often attributive cop·per \ˈkä-pər\

Definition of copper

  1. 1 :  a common reddish metallic element that is ductile and malleable and is one of the best conductors of heat and electricity — see element table

  2. 2 :  a coin or token made of copper or bronze

  3. 3 chiefly British :  a large boiler (as for cooking)

  4. 4 :  any of a subfamily (Lycaeninae of the family Lycaenidae) of small butterflies with usually copper-colored wings



Origin and Etymology of copper

Middle English coper, from Old English, from Late Latin cuprum copper, from Latin (aes) Cyprium, literally, Cyprian metal


First Known Use: before 12th century


2

copper

verb cop·per

Definition of copper

coppered

coppering

play \ˈkä-p(ə-)riŋ\
  1. transitive verb
  2. :  to coat or sheathe with or as if with copper



1530

First Known Use of copper

1530


3

copper

noun cop·per

Definition of copper



Origin and Etymology of copper

2cop


First Known Use: 1846


COPPER Defined for Kids

copper

play
noun cop·per \ˈkä-pər\

Definition of copper for Students

  1. 1 :  a tough reddish metallic chemical element that is one of the best conductors of heat and electricity

  2. 2 :  a reddish brown color <copper hair>




Medical Dictionary

copper

play
noun , often attributive cop·per \ˈkäp-ər\

Medical Definition of copper

  1. :  a common reddish metallic element that is ductile and malleable and one of the best conductors of heat and electricity—symbol Cu; see element table

coppery

\ˈkäp-(ə-)rē\play adjective




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