International Finance

noun The currency of Russia and some other countries in Eastern Europe, consisting of 100 kopecks.

• The exchange rate of the ruble to the dollar has been fluctuating recently.
• I heard the ruble is getting stronger against other currencies.
• I bet you a hundred rubles that it will rain tomorrow.
• His promises are as worthless as a ruble in a foreign land.

noun the process of adopting or using the US dollar as the official currency of a country

• The process of dollarization involves a country adopting the US dollar as its official currency.
• Dollarization is when a country starts using the US dollar instead of their own currency.
• Some people believe that dollarization is a way for countries to stabilize their economies.
• In the world of finance, dollarization is seen as a way to attract foreign investment.