exchange rate

noun
1.
the ratio at which a unit of the currency of one country can be exchanged for that of another country.
Also called rate of exchange.
Origin
1895-1900
British Dictionary definitions for exchange rates

exchange rate

noun
1.
the rate at which the currency unit of one country may be exchanged for that of another
exchange rates in Culture

exchange rate definition


The price at which one currency can be purchased with another currency or gold. At any time, for example, one U.S. dollar can purchase a certain number of EU euros or Japanese yen.