Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun copper
5 senses of copper
Sense 1
copper, Cu, atomic number 29 -- (a ductile malleable reddish-brown corrosion-resistant diamagnetic metallic element; occurs in various minerals but is the only metal that occurs abundantly in large masses; used as an electrical and thermal conductor)
=> metallic element, metal -- (any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.)
=> conductor -- (a substance that readily conducts e.g. electricity and heat)
Sense 2
copper -- (a copper penny)
=> penny, cent, centime -- (a coin worth one-hundredth of the value of the basic unit)
Sense 3
bull, cop, copper, fuzz, pig -- (uncomplimentary terms for a policeman)
=> policeman, police officer, officer -- (a member of a police force; "it was an accident, officer")
Sense 4
copper, copper color -- (a reddish-brown color resembling the color of polished copper)
=> reddish brown, sepia, burnt sienna, Venetian red, mahogany -- (a shade of brown with a tinge of red)
Sense 5
copper -- (any of various small butterflies of the family Lycaenidae having coppery wings)
=> lycaenid, lycaenid butterfly -- (any of various butterflies of the family Lycaenidae)
Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb copper
1 sense of copper
Sense 1
copper -- (coat with a layer of copper)
=> coat, surface -- (put a coat on; cover the surface of; furnish with a surface; "coat the cake with chocolate")