(banking) A document demanding payment from another party, especially used in international trade.

(Internet) A scheme of reciprocal linking whereby two or more websites link to one another to increase traffic.

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

plural of heat exchanger

plural of bill of exchange

plural of medium of exchange

A method of language learning based on mutual practice by learning partners who speak different languages.

plural of exchange zone

(finance, agriculture) An organization operating under a set of bylaws aimed at promoting trade in one or more commodities by providing services and rules for the conduct of trade.

plural of exchange rate