bimetallism

noun

Etymology: Etymology tree Proto-Indo-European *dwóh₁ Proto-Indo-European *dwi- Proto-Italic *dwi- Latin bi-bor. English bi- English metallism English bimetallism From bi- + metallism.

1. The use of a monetary standard based upon two different metals, traditionally gold and silver usually in a fixed ratio of values.

   “As in China, bi-metallism exacerbated rural unrest in Nguyen Vietnam.”