Longman Dictionary of Contemporary English
dollarization
noun
EXAMPLES FROM OTHER ENTRIES
▪ The government has taken steps to halt further dollarization of the Russian economy.
EXAMPLES FROM CORPUS
▪ Schuler4 suggests that dollarization is appropriate when a country's central bank has performed poorly.
Wiktionary
dollarization
alt. The process of a country adopting the US dollar or other foreign currency in parallel to or instead of the domestic currency. n. The process of a country adopting the US dollar or other foreign currency in parallel to or instead of the domestic currency.