In the civil law. Change or exchange. A term applied indifferently to the exchange of land, money, or debts. Cambium reale or manuale was the term generally used to denote the technical common law exchange of lands; cambium locale, mercantile. or trajectitium, was used to designate the modern mercantile contract of exchange, whereby a man agrees; in consideration of a sum of money paid him in one place, to pay a like sum in another place. Poth. de Change, n. 12; Story, Bills,