通つう貨か統とう合ごう

noun

monetary union; currency union; common currency

Refers to an arrangement where multiple countries share a single currency or closely coordinate their monetary policies. Often used in economic and political contexts.

• 欧おう州しゅう連れん合ごうは通つう貨か統とう合ごうを実じつ現げんし、ユーロを導どう入にゅうした。

  The European Union achieved monetary union and introduced the euro.

• 通つう貨か統とう合ごうのメリットとデメリットについて議ぎ論ろんが続つづいている。

  The debate continues over the advantages and disadvantages of a common currency.