Meaning of polymetallism in English:

polymetallism

Pronunciation /ˌpɒlɪˈmɛtəlɪz(ə)m/ /ˌpɒlɪˈmɛt(ə)lɪz(ə)m/

noun

  • The use of several different metals, especially for coinage.

Origin

Late 19th century; earliest use found in The Times. After bimetallism.