plural of stock exchange

(inorganic chemistry) The normal form of ion exchange in which cations such as those of calcium are removed from solution

The Columbian Exchange.

(history) The widespread transfer of animals, plants, culture, human populations, communicable diseases, technology and ideas between the American and Afro-Eurasian hemispheres in the 15th and 16th centuries, related to European colonization and trade after Christopher Columbus' 1492 voyage.

An editor who inspects, and culls from, periodicals, or exchanges, for his or her own publication.

exchange rate

An obsolescent design of telephone exchange that uses Strowger switches as the call routing elements.

(finance) The determination of the exchange rate between currencies when there are one or more intermediate places through which the operations must pass.

plural of heat exchanger

The area in which the baton must be passed from one runner to another during a relay race.