American copper

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(ˈkɒp ər)
1. a malleable ductile metallic element having a characteristic reddish brown color: used in large quantities as an electrical conductor and in the manufacture of alloys, as brass and bronze. Symbol: Cu; at. wt.: 63.54; at. no.: 29; sp. gr.: 8.92 at 20°C.
2. a metallic reddish brown.
3. a coin composed of copper or bronze.
4. any of several butterflies of the family Lycaenidae, as Lycaena hypophleas (American copper), having copper-colored wings spotted and edged with black.
5. Brit. a large kettle, as for cooking.
6. to cover, coat, or sheathe with copper.
[before 1000; Middle English coper, Old English coper, copor (compare Old High German kupfar, Old Norse koparr) < Late Latin cuprum, for Latin (aes) Cyprium (metal) of Cyprus]
cop′per•y, adj.


(ˈkɒp ər)

n. Slang.
[1840–50; perhaps cop1]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.American copper - common copper butterfly of central and eastern North AmericaAmerican copper - common copper butterfly of central and eastern North America
genus Lycaena, Lycaena - type genus of the Lycaenidae; small slender butterflies with upper surface of wings usually metallic blue or green or copper
copper - any of various small butterflies of the family Lycaenidae having coppery wings
References in periodicals archive ?
At the American Copper Buildings in Midtown East, a Nest thermostat comes with every apartment, allowing residents to control the temperature of their home from their phone.
Tenders are invited for Supply of American Copper Lugs
A Native American copper weathervane in the form of an archer broke the auction record for American folk art in 2006--$5.
The text is a comprehensive guide to collecting American copper half cents and large cents, all minted from the late 18th century to the mid 19th.
Attracts painted lady, pearl crescent, queen, zebra swallowtail, eastern tailed-blue, gulf fritillary, mourning cloak, western tiger, swallowtail, American copper, sleepy orange and anise swallowtail butterflies and hummingbirds.
The Legacy of American Copper Smelting: Industrial Heritage Versus Environmental Policy
The legacy of American copper smelting; industrial heritage versus environmental policy.
Our vision is to develop the Ambler mining district into a premier North American copper producer.
The South American copper miner was down 41p at 984p, a 4% fall, while Eurasian Natural Resources was the biggest faller, down 11.
5 per cent interest in Anglo American Sur comprising certain Anglo American copper assets in Chile, to Mitsubishi Corporation for $5.
Especially impressive are the artful close-ups showcasing the differences in tiny eggs; those of a firefly are no larger than the numerals on a penny, while the American Copper butterfly's egg looks like a golfball

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