Jisho

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Noun
1. copper (Cu)
2. bronze (medal)Abbreviation, Only applies to どう, See also 銅メダル
Wikipedia definition
3. CopperCopper is a chemical element with the symbol Cu and atomic number 29. It is a ductile metal with very high thermal and electrical conductivity. Pure copper is soft and malleable; a freshly exposed surface has a reddish-orange color. It is used as a conductor of heat and electricity, a building material, and a constituent of various metal alloys. The metal and its alloys have been used for thousands of years.
Read “Copper” on English Wikipedia
Read “銅” on Japanese Wikipedia
Read “Copper” on DBpedia
Other forms
銅 【あか】銅 【あかがね】赤金 【あかがね】

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