cop·per 1 (kŏp'ər) n.
[Middle English coper, from Old English, from Late Latin cuprum, from Latin Cyprium (aes), Cyprian (metal), from Cyprius, of Cyprus, from Greek Kuprios, from Kupros, Cyprus.] cop'per·y adj. |
| Cu The symbol for the element copper1. [From Late Latin cuprum; see copper1.] |
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Cu
The symbol for the element copper.
| copper (kŏp'ər) Pronunciation Key
Symbol Cu A reddish-brown, ductile, malleable metallic element that is an excellent conductor of heat and electricity. It is widely used for electrical wires, water pipes, and rust-resistant parts, either in its pure form or in alloys such as brass and bronze. Atomic number 29; atomic weight 63.546; melting point 1,083°C; boiling point 2,595°C; specific gravity 8.96; valence 1, 2. See Periodic Table. See Note at element. |
| Cu
The symbol for copper. |
CU chat
"see you".
(1997-12-01)
cu
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| cu Church Slavic |
Cu
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