† interˈchangementObs. [f. as prec. + -ment.] = interchange n. 1. 1601Shakes.Twel. N. v. i. 162 A Contract of eternall bond of loue..Strengthned by enterchangement of your rings.1796Plain Sense I. 133 Interchangement of sentiments.Ibid. II. 113 The interchangement of the common-place civilities.