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Webster 1913 Edition
Bimetallism
Bi-met′al-lism
,Noun.
[F.
bimétalisme
.] The legalized use of two metals (as gold and silver) in the currency of a country, at a fixed relative value; – in opposition to monometallism.
☞ The words bimétallisme and monométallisme are due to M. Cernuschi [1869].
Littré.