• Copper

    Pronunciation

    • AusE enPR: kŏ'pə, IPA: /ˈkɔp.ə/
    • UK enPR: kŏ'pə, IPA: /ˈkɒp.ə/
    • US enPR: kä'pər, IPA: /ˈkɑ.pɚ/
    • Rhymes: -ɒpə(r)

    Origin 1

    From Middle English coper, from Old English coper, copor ("copper"), from Late Latin cuprum ("copper"), contraction of Latin (aes) Cyprium (literally brass of Cyprus), from Ancient Greek Κύπρος (Kupros, "Cyprus"). Cognate with Dutch koper ("copper"), German Kupfer ("copper"), Icelandic kopar ("copper").

    Full definition of copper

    Noun

    copper

    (countable and uncountable; plural coppers)
    1. (uncountable) a reddish-brown, malleable, ductile metallic element with high electrical and thermal conductivity, symbol Cu, and atomic number 29.
    2. (countable) Something made of copper.
    3. The reddish-brown colour/color of copper.
    4. (countable) A copper coin.
      • FranklinMy friends filled my pockets with coppers.
    5. (UK, archaic) A large pot, often used for heating water or washing clothes over a fire. In New Zealand at least, it could also be a fixed installation made of copper, with a fire underneath and its own chimney. Generally made redundant by the advent of the washing machine.Mum would heat the water in a copper in the kitchen and transfer it to the tin bath.I explain that socks can’t be boiled up in the copper with the sheets and towels or they shrink.

    Synonyms

    Derived terms

    terms derived from copper

    Adjective

    copper

    1. Made of copper.
    2. Having the reddish-brown colour/color of copper.
      • ColeridgeAll in a hot and copper sky,The bloody Sun, at noon,Right up above the mast did stand,No bigger than the Moon.

    Synonyms

    • (made of copper)
    • (having the colour/color of copper): coppery

    Verb

    1. To sheathe or coat with copper.

    Origin 2

    From cop (verb) ("to take, capture") + -er("agent suffix")

    Noun

    copper

    (plural coppers)
    1. (slang, law enforcement) A policeman.

    Synonyms

    Related terms

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