transitive verb exchanged -·changed′, exchanging -·chang′·ing

1. 1. to give, hand over, or transfer (for another thing in return)
   2. to receive or give another thing for (something returned)
2. to give and receive (equivalent or similar things); interchange to exchange gifts
3. to give up for a substitute or alternative to exchange honor for wealth

Etymology: ME eschaungen < OFr eschangier < VL *excambiare: see ex- & change

intransitive verb

1. to make an exchange; barter; trade
2. Finance to pass in exchange currency that exchanges at par

noun

1. a giving or taking of one thing for another; trade; barter
2. a giving to one another of similar things an exchange of greetings
3. the substituting of one thing for another an exchange of tears for smiles
4. a thing given or received in exchange
5. a place for exchanging; esp., a place where trade is carried on in securities or commodities by brokers, merchants, etc. a stock exchange
6. ☆ a central office, or a system operated by it, providing telephone communication in a community or in part of a city
7. Commerce, Finance
   1. the payment of debts by negotiable drafts or bills of exchange, without actual transfer of money
   2. a bill of exchange
   3. a fee paid for settling accounts or collecting a draft, bill of exchange, etc.
   4. an exchanging of a sum of money of one country or of a depreciated issue for the equivalent in the money of another country or of a current issue
   5. exchange rate
   6. difference in value between currencies
   7. the checks, drafts, etc. presented to a clearinghouse for exchange and settlement

adjective

1. exchanged; interchanged
2. having to do with an exchange an exchange broker