To give up for a substitute: exchange a position in the private sector for a post in government. To turn in for replacement: valuutanvaihto defective merchandise at a store.

A place or network for exchanging things, especially a center where securities or commodities are bought and sold. A system of payments using instruments, such as negotiable drafts, instead of money. The fee or percentage charged for participating in such a system of payment. The amount of difference in the actual value of two or more currencies or between values of the same currency at two or more places. A dialogue: a heated exchange between the two in-laws. The car was a fair exchange. When people exchange things, they give them to each other at the same time.

If you exchange one thing for another, you give the first thing to someone and they give the second thing to you. She exchanged the jewels for money. Leather goods made in the camp were exchanged for bread and clothing. The price at which one currency can be exchanged for another currency, or for gold.

To prevent fluctuations in the rate of exchange, exchange rates can be fixed or controlled. Exchange rates which are left free to market forces are known as floating exchange rates. Would you change places with me? Could you convert my dollars into pounds? I had a brief exchange with him before I left. To give up in return for something else:change, commute, interchange, shift, substitute, switch, trade.

The act of exchanging or substituting:change, commutation, interchange, shift, substitution, switch, trade, transposition. J’ai échangé le livre contre une vidéo. Can you exchange a dollar note for two 50-cent pieces? An exchange of opinions is helpful.