• IPA: /ɛksˈt͡ʃeɪnd͡ʒ/, [ɛkˈst͡ʃeɪnd͡ʒ], /ɪksˈt͡ʃeɪnd͡ʒ/

From Middle English eschaunge, borrowed from Anglo-Norman eschaunge, from Old French eschange (whence modern French échange), from the verb eschanger, from Vulgar Latin *excambiāre, present active infinitive of *excambiō (from Latin ex with Late Latin cambiō).

exchange

1. An act of exchanging or trading.

   All in all, it was an even exchange.

   an exchange of cattle for grain

   I'll help you out this time, depending on what can you give me in exchange.

2. A place for conducting trading.

   The stock exchange is open for trading.

   The old corn exchange has been converted into a music venue.

3. A telephone exchange.
4. (telephony, US) The fourth through sixth digits of a ten-digit phone number (the first three before the introduction of area codes).

   The 555 exchange is reserved for use by the phone company, which is why it's often used in films.

   NPA-NXX-1234 is standard format, where NPA is the area code and NXX is the exchange.

5. A conversation.

   After a lengthy exchange with the manager, we were no wiser.

6. (chess) The loss of one piece and associated capture of another.
   1. (usually with "the") The loss of a minor piece (typically a bishop or knight) and associated capture of the more advantageous rook.
7. (obsolete) The thing given or received in return; especially, a publication exchanged for another.
   • 1598–1599 (first performance), William Shakespeare, “Much Adoe about Nothing”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, →OCLC ↗, [Act II, scene i]:

     Lady, as you are mine, I am yours, I giue away my selfe for you, and doat vpon the exchange.

8. (biochemistry) The transfer of substances or elements like gas, amino-acids, ions etc. sometimes through a surface like a membrane.
9. (finance) The difference between the values of money in different places.
10. (law, E&W, NI) Clipping of exchange of contracts

• French: échange, troc
• German: Austausch, Tausch
• Italian: scambio, cambio, confronto
• Portuguese: troca
• Russian: обме́н
• Spanish: intercambio

• French: bourse
• German: Börse
• Italian: borsa
• Portuguese: bolsa (stocks), casa de câmbio (currency)
• Russian: би́ржа
• Spanish: bolsa

From Middle English eschaungen, from Anglo-Norman eschaungier, Old French eschanger, from the Old French - verb eschangier, eschanger (whence modern French échanger), from Vulgar Latin *excambiāre, present active infinitive of *excambiō (from Latin ex with Late Latin cambiō).

exchange (exchanges, present participle exchanging; simple past and past participle exchanged)

1. (transitive) To trade or barter.

   I'll gladly exchange my place for yours.

2. (transitive, figurative) To mutually direct at each other.

   The opposing soldiers exchanged fire across the burning streets.

3. (transitive) To replace with, as a substitute.

   I'd like to exchange this shirt for one in a larger size.

   Since his arrest, the mob boss has exchanged a mansion for a jail cell.

4. (law, E&W, NI) Clipping of exchange contracts
5. (transitive) To recommend and get recommendations.

   Synonyms: trade

• (trade or barter) truck, wrixle; See also Thesaurus:trade or Thesaurus:barter
• (replace with a substitute) interchange, swap; See also Thesaurus:switch

• French: échanger, troquer
• German: tauschen
• Italian: cambiare, scambiare
• Portuguese: negociar, cambiar
• Russian: обме́ниваться
• Spanish: cambiar, intercambiar, canjear

• French: échanger
• German: umtauschen
• Portuguese: trocar
• Russian: заменя́ть
• Spanish: cambiar