Толковый словарь английского языка Oxford English Reference - copper
Copper
copper
1. n., adj., & v. --n. 1 Chem. a malleable red-brown metallic element of the transition series occurring naturally esp. in cuprite and malachite, and used esp. for electrical cables and apparatus. Usage Symb.: Cu. 2 a bronze coin. 3 a large metal vessel for boiling esp. laundry. 4 any of various butterflies with copper-coloured wings. --adj. made of or coloured like copper. --v.tr. cover (a ship's bottom, a pan, etc.) with copper. Phrases and idioms copper beech a variety of beech with copper-coloured leaves. copper belt a copper-mining area of Central Africa. copper-bit a soldering tool pointed with copper. copper-bottomed 1 having a bottom sheathed with copper (esp. of a ship or pan). 2 genuine or reliable (esp. financially). copper pyrites a double sulphide of copper and iron: also called CHALCOPYRITE. copper sulphate a blue crystalline solid used in electroplating, textile dyeing, etc. copper vitriol copper sulphate. Etymology: OE copor, coper, ult. f. L cyprium aes Cyprus metal 2. n. Brit. sl. a policeman. Etymology: COP(1) + ER(1)
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I. noun Usage: often attributive Etymology: Middle English coper, from Old English, from Late Latin cuprum ~, from Latin (aes) Cyprium, literally, Cyprian metal Date: before 12th century a common reddish metallic element that is ductile and malleable and is one of the best conductors of heat and electricity, a coin or token made of ~ or bronze, a large boiler (as for cooking), any of a subfamily (Lycaeninae of the family Lycaenidae) of small butterflies with usually ~-colored wings, II. transitive verb (~ed; ~ing) Date: 1530 to coat or sheathe with or as if with ~, III. noun Etymology: 2cop Date: 1846 police officer ...Толковый словарь английского языка
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