Englishfor English speakers
nickel
Noun
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A nickel is a coin that is worth five cents.
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Nickel is an element in chemistry. It has a symbol of Ni and an atomic number of 28.
copper
Noun
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Copper is a metal that is a red-brown colour. Sometimes coins of small value are made from copper. The symbol for copper is Cu with an atomic number of 29.
Water comes into our house through copper pipes.
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A copper is a penny, a coin of small value made of copper.
Could you give me a copper? I have almost enough money to buy that thing.
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A copper is a police officer.
The copper arrested him for stealing.
copper
Adjective
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Made of copper.
The copper statue has turned green.
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Having the reddish-brown colour/color of copper
The copper couch will look really nice with that wallpaper.
ferrite
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noun
a solid solution in which alpha iron is the solvent