copper
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cop·per 1
(kŏp′ər)n.
1. Symbol Cu A ductile, malleable, reddish-brown metallic element that is an excellent conductor of heat and electricity and is widely used for electrical wiring, water piping, and corrosion-resistant parts, either pure or in alloys such as brass and bronze. Atomic number 29; atomic weight 63.546; melting point 1,085°C; boiling point 2,562°C; specific gravity 8.96; valence 1, 2. See Periodic Table.
2. A coin, usually of small denomination, made of copper or a copper alloy.
3. Chiefly British A large cooking pot made of copper or often of iron.
4. Any of various small butterflies of the subfamily Lycaeninae, having predominantly copper-colored wings.
5. A reddish brown.
tr.v. cop·pered, cop·per·ing, cop·pers
1. To coat or finish with a layer of copper.
2. Slang To bet against, as in faro.
[Middle English coper, from Old English, from Late Latin cuprum, from Latin Cyprium (aes), Cyprian (metal), from Cyprius, of Cyprus, from Greek Kuprios, from Kupros, Cyprus.]
cop′per·y adj.
cop·per 2
(kŏp′ər)n. Slang
A police officer.
[From cop.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
copper
(ˈkɒpə)n
1. (Elements & Compounds)
a. a malleable ductile reddish metallic element occurring as the free metal, copper glance, and copper pyrites: used as an electrical and thermal conductor and in such alloys as brass and bronze. Symbol: Cu; atomic no: 29; atomic wt: 63.546; valency: 1 or 2; relative density: 8.96; melting pt: 1084.87±+0.2°C; boiling pt: 2563°C. cupriccuprouscupro-
b. (as modifier): a copper coin.
2. (Colours)
a. the reddish-brown colour of copper
b. (as adjective): copper hair.
3. (Currencies) informal any copper or bronze coin
4. chiefly Brit a large vessel, formerly of copper, used for boiling or washing
5. (Animals) any of various small widely distributed butterflies of the genera Lycaena, Heodes, etc, typically having reddish-brown wings: family Lycaenidae
vb
(Metallurgy) (tr) to coat or cover with copper
[Old English coper, from Latin Cyprium aes Cyprian metal, from Greek Kupris Cyprus]
ˈcoppery adj
copper
(ˈkɒpə)n
(Law) a slang word for policeman Often shortened to: cop
[C19: from cop1 (vb) + -er1]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
cop•per1
(ˈkɒp ər)n.
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.
v.t. 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.
cop•per2
(ˈkɒp ər)n. Slang.
[1840–50; perhaps cop1]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
cop·per
(kŏp′ər) Symbol Cu A reddish-brown, easily shaped metallic element that is an excellent conductor of heat and electricity. It is widely used for electrical wiring, water piping, and rust-resistant parts, either in its pure form or in alloys such as brass and bronze. Atomic number 29. See Periodic Table. See Note at element.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
copper
Past participle: coppered
Gerund: coppering
| Imperative |
|---|
| copper |
| copper |
Collins English Verb Tables © HarperCollins Publishers 2011
ThesaurusAntonymsRelated WordsSynonymsLegend:
Switch to new thesaurus
| Noun | 1. |  copper - 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 conductormetal, metallic element - any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc. bornite, peacock ore - a mineral consisting of sulfides of copper and iron that is found in copper deposits chalcocite, copper glance - a heavy grey mineral that is an ore of copper chalcopyrite, copper pyrites - a yellow copper ore (CuFeS2) made up of copper and iron sulfide cuprite - a mineral consisting of cuprous oxide that is a source of copper malachite - a green or blue mineral used as an ore of copper and for making ornamental objects brass - an alloy of copper and zinc bronze - an alloy of copper and tin and sometimes other elements; also any copper-base alloy containing other elements in place of tin blister copper - an impure form of copper having a black blistered surface conductor - a substance that readily conducts e.g. electricity and heat |
| 2. | copper - a copper penny | |
| 3. |  copper - uncomplimentary terms for a policemancolloquialism - a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech | |
| 4. |  copper - a reddish-brown color resembling the color of polished copper | |
| 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 genus Lycaena, Lycaena - type genus of the Lycaenidae; small slender butterflies with upper surface of wings usually metallic blue or green or copper American copper, Lycaena hypophlaeas - common copper butterfly of central and eastern North America | |
| Verb | 1. | copper - coat with a layer of copper |
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
copper
nounCollins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002
copper
nounThe American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Translations
شُّرطيعِملَـة نُحاسِيَّـهنُحَاسنُحاس أحْمَرنُحاسي
měďměďákměděné barvyměděnýpolda
kobberkobber-kobberrødsmåmøntersmåpenge
kupro
vask
kupari
bakar
hekusrézzsaru
tembaga
eirkoparkopar-koparliturkoparmynt
銅
구리
varis
policistssarkanbrūnssīknaudavara-vara krāsā
miedźmiedzianamiedzianemiedziany
meďmedenákmedený
baker
koppar
ทองแดง
đồngđồng đỏ
copper
[ˈkɒpəʳ]Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005
Collins English/French Electronic Resource. © HarperCollins Publishers 2005
copper
n
(= metal) → Kupfer nt; copper ore → Eisenerz nt; copper sulphate → Kupfersulfat nt, → Kupfervitriol nt
(= colour) → Kupferrot nt
(for boiling clothes etc) → Kupferkessel f, → Waschkessel m
copper
:copper beech
n → Rotbuche f
copper-bottomed
adj → mit Kupferboden; (Fin, fig) → gesund
copper-coloured
adj → kupferfarben
copper mine
n → Kupfermine f
coppernob
n (inf) → Rotkopf m (inf)
copperplate
vt → verkupfern
n
(= handwriting) → lateinische (Ausgangs)schrift
adj copper engraving → Kupferstich m; (= process also) → Kupferstechen nt; copper (hand)writing → lateinische (Ausgangs)schrift; in your best copper writing → in deiner besten Sonntagsschrift
copper-plating
n → Verkupferung f
coppersmith
n → Kupferschmied m
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
copper
[ˈkɒpəʳ]1. n
b. (Brit) (fam) (police) → poliziotto/a
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
copper1
(ˈkopə) noun1. an element, a metal of a brownish-red colour. This pipe is made of copper.
2. (a piece of) money made of copper or a substitute. Have you any coppers in your change?
adjective1. made of copper. a copper pipe.
2. (also ˈcopper-coloured) of the colour of copper.
copper2
(ˈkopə) noun a British nickname for a policeman. Run – there's a copper after you!
Kernerman English Multilingual Dictionary © 2006-2013 K Dictionaries Ltd.
copper
→ نُحَاس meď kobber Kupfer χαλκός cobre kupari cuivre bakar rame 銅 구리 koper kopper miedź cobre медь koppar ทองแดง bakır đồng đỏ 铜Multilingual Translator © HarperCollins Publishers 2009
copper
n cobre m; — sulfate sulfato de cobreEnglish-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.