plural of medium of exchange

plural of bet exchange

plural of bill of exchange

plural of foreign exchange

plural of exchange zone

plural of heat exchanger

A building where farmers and traders traded cereal grains.

(physics) Any device (such as a radiator) that transfers heat from one fluid to another via a separating wall.

(chemistry) the reversible process whereby ions are exchanged between a solution and a solid or gel; cation exchange is the process used in a water softener

any equipment that establishes connections between telephones / the rooms housing such equipment