n a soft white precious univalent metallic element having the highest electrical and thermal conductivity of any metal
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a soft white precious univalent metallic element having the highest electrical and thermal conductivity of any metal
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used as an electrical and thermal conductor n
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used as an electrical and thermal conductor n a copper penny n uncomplimentary terms for a policeman n a reddish-brown color resembling the color of polished copper n any of various small butterflies of the family Lycaenidae having coppery wings v coat with a layer of copper
