SINCE 1828
cop·per
| \ ˈkä-pər
\
\
plural coppers
Definition of copper
(Entry 1 of 3)
1
: a metallic chemical element that is easily formed into sheets and wires and is one of the best known conductors of heat and electricity — see Chemical Elements Table
2
: a coin or token made of copper or bronze
3
chiefly British
: a large boiler (as for cooking)
4
: any of a subfamily (Lycaeninae of the family Lycaenidae) of small butterflies with usually copper-colored wings
copper
verb
coppered;
coppering\ ˈkä-p(ə-)riŋ
\
\
Definition of copper (Entry 2 of 3)
: to coat or sheathe with or as if with copper
copper
noun (2)
plural coppers
Definition of copper (Entry 3 of 3)
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More Definitions for copper
copper
noun
cop·per
| \ ˈkä-pər
\
\
Kids Definition of copper
1
: a tough reddish metallic chemical element that is one of the best conductors of heat and electricity
2
: a reddish brown color
copper hair
cop·per
| \ ˈkäp-ər
\
\
Medical Definition of copper
: a common reddish metallic element that is ductile and malleable and one of the best conductors of heat and electricity
—symbol Cu
— see Chemical Elements Table
Other Words from copper
coppery
\ ˈkäp-(ə-)rē
\
adjective
\
adjective
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