copper¹ /kopˈər/

1. A reddish moderately hard metallic element (symbol Cu; atomic no 29), perhaps the first metal used by man, and used as an electrical conductor and in alloys
2. A coin, made orig of copper or bronze
3. A copper vessel
4. A boiler (orig of copper) for laundry, etc
5. The reddish-brown colour of copper
6. Any of several kinds of copper-coloured butterfly, eg the small copper, Lycaena phlaeas

1. Made of copper
2. Of the colour of copper

To cover with copper

coppˈering noun

1. The act of sheathing with copper
2. A covering of copper

coppˈerish adjective

Somewhat like copper

coppˈery adjective

Like copper

Copper Age noun

A stage in culture in some regions leading up to the Bronze Age, characterized by the use of copper unmixed with tin

copper-beechˈ noun

A variety of the common beech with purplish, copper-coloured leaves

copper-bottˈom transitive verb

To cover the bottom of (a ship) with copper

copper-bottˈomed adjective

1. (of a ship) having the bottom covered with copper as protection
2. Sound, safe, reliable, esp financially

copper-capˈtain noun

One who appropriates the title of captain without any right to it

coppˈer-faced adjective

Faced with copper, as type

coppˈer-fasten transitive verb

1. To fasten with copper bolts
2. To make (an agreement) binding

coppˈer-glance noun

Redruthite, cuprous sulphide, chalcocite

coppˈerhead noun

1. A venomous reddish-brown snake of the eastern USA, similar to the rattlesnake
2. A similar Australian snake
3. A Northern sympathizer with the South in the Civil War (US historical)

copper-nickˈel noun

Niccolite, a copper-red mineral, arsenide of nickel

copper nose noun

A red nose

coppˈerplate noun

1. A plate of polished copper on which something has been engraved
2. An impression taken from such a plate
3. A fine handwriting based on the style used in copperplate engravings

copper pyrites plural noun

A yellow double sulphide of copper and iron, chalcopyrite

coppˈerskin noun (archaic)

A Native American

coppˈersmith noun

A smith who works in copper

copper sulphate noun

A salt of copper (CuSO₄), used in solution as a fungicide

coppˈerwork noun

1. Work in copper
2. (also coppˈerworks singular noun) a place where copper is worked or manufactured

coppˈerworm noun

The ship-worm

hot coppers (old slang)

A parched tongue and throat after a bout of drinking

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