How to say "copper" in Japanese
Choosing the right word
- 銅どうnounThe regular word for the chemical element copper (Cu), the reddish-brown metal used in coins, wiring, and cookware. This is the word you want in almost any everyday or scientific context.
- nounA loanword covering copper, but it is less common and not the usual way to refer to the metal or element; reach for it only when the English-style term itself seems intended.
Use 銅 for the metal copper in ordinary contexts; 「カッパー」 is a less common loanword for copper, mainly as a color or stylistic variant, so 銅 is usually the safer choice.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only
Japanese equivalents
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