Bimetallic
WordNet
adjective
(1) Formed of two different metals or alloys; especially in sheets bonded together
(2) Pertaining to a monetary system based on two metals
"In a bimetallistic system both gold and silver can constitute legal tender"
WiktionaryText
Etymology
From French bimétallique, from bi-, two + métallique, metallic
Adjective
- Pertaining to the use of gold and silver to create legal currency
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- 1908: We well suppose that a Minister needs information as to a point which involves the Navy, India, Canada and the bimetallic question — Arthur Conan Doyle, ‘The Adventure of the Bruce-Partington Plans’ (Norton 2005 p.1302)
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- More generally, consisting of two metals