Copper
- Copper
- Copper Cop"per, n. [OE. coper (cf. D. koper, Sw. koppar, Dan.
kobber, G. kupfer), LL. cuper, fr. L. cuprum for earlier
Cyprium, Cyprium aes, i.e., Cyprian brass, fr. Gr. ? of
Cyprus (Gr. ?), anciently renowned for its copper mines. Cf.
{Cypreous}.]
1. A common metal of a reddish color, both ductile and
malleable, and very tenacious. It is one of the best
conductors of heat and electricity. Symbol Cu. Atomic
weight 63.3. It is one of the most useful metals in
itself, and also in its alloys, brass and bronze.
[1913 Webster]
Note: Copper is the only metal which occurs native abundantly
in large masses; it is found also in various ores, of
which the most important are chalcopyrite, chalcocite,
cuprite, and malachite. Copper mixed with tin forms
bell metal; with a smaller proportion, bronze; and with
zinc, it forms brass, pinchbeck, and other alloys.
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2. A coin made of copper; a penny, cent, or other minor coin
of copper. [Colloq.]
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My friends filled my pockets with coppers.
--Franklin.
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3. A vessel, especially a large boiler, made of copper.
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4. pl. Specifically (Naut.), the boilers in the galley for
cooking; as, a ship's coppers.
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Note: Copper is often used adjectively, commonly in the sense
of made or consisting of copper, or resembling copper;
as, a copper boiler, tube, etc.
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All in a hot and copper sky. --Coleridge.
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Note: It is sometimes written in combination; as,
copperplate, coppersmith, copper-colored.
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{Copper finch}. (Zo["o]l.) See {Chaffinch}.
{Copper glance}, or {Vitreous copper}. (Min.) See
{Chalcocite}.
{Indigo copper}. (Min.) See {Covelline}.
[1913 Webster]
The Collaborative International Dictionary of English.
2000.
:
Look at other dictionaries:
copper(I) — copper(I) … English syllables
copper(II) — copper(II) … English syllables
copper — copper1 [käp′ər] n. pl. copper or coppers [ME & OE coper < LL cuprum, contr. < Cyprium ( aes), Cyprian (brass), copper, after Gr Kyprios,CYPRUS, noted for its copper mines] 1. a reddish brown, malleable, ductile, metallic element that is… … English World dictionary
COPPER — Copper was the first metal humans learned to work with. The earliest evidence comes from Cayonu in southeast Turkey (late ninth or early eighth millennium B.C.), where small items of jewelry were made from cold hammered nuggets. Large scale… … Historical Dictionary of Mesopotamia
copper — Ⅰ. copper [1] ► NOUN 1) a red brown metallic chemical element which is used for electrical wiring and as a component of brass and bronze. 2) (coppers) Brit. coins of low value made of copper or bronze. 3) Brit. dated a large copper or iron… … English terms dictionary
Copper — Cop per, v. t. [imp. & p. p. {Coppered}; p. pr. & vb. n. {Coppering}.] To cover or coat with copper; to sheathe with sheets of copper; as, to copper a ship. [1913 Webster] … The Collaborative International Dictionary of English
Copper — (englisch für „Kupfer“) steht für: Amiga Copper, Koprozessor der Amiga Computer Copper River (Alaska) Copper River (Wisconsin) Diese Seite ist eine Begriffsklärung zur Unterscheidung mehrerer mit demselb … Deutsch Wikipedia
copper — cop‧per [ˈkɒpə ǁ ˈkɑːpər] noun 1. [uncountable] a reddish brown metal used, among other things, for making wire and cable S: • On Friday, copper for March delivery ended at 98.9 cents a pound, up 1.9 cents. • The company is a major producer of… … Financial and business terms
copper — Symbol: Cu Atomic number: 29 Atomic weight: 63.54 Red brown transition element. Known by the Romans as cuprum. Extracted and used for thousands of years. Malleable, ductile and an excellent conductor of heat and electricity. When in moist… … Elements of periodic system
Copper — For other uses, see Copper (disambiguation) … Wikipedia
