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/ɒɹɪˈkælkəm/ · noun
A valuable yellow metal known to the Ancient Greeks and Romans; now sometimes interpreted as referring to a natural alloy of gold and copper, and sometimes treated as a mythical substance..
Many walls were coated with metals – with brass, tin and a red ^([sic]) metal, unknown to us, called orichalcum.
Use orichalcum when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Orichalcum means A valuable yellow metal known to the Ancient Greeks and Romans; now sometimes interpreted as referring to a natural alloy of gold and copper, and sometimes treated as a mythical substance..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Many walls were coated with metals – with brass, tin and a red ^([sic]) metal, unknown to us, called orichalcum.
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