Meaning of COPPER in English

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)

Oxford English vocab.      Оксфордский английский словарь.