[in.ter.change] vb [ME entrechaungen, fr. MF entrechangier, fr. OF, fr. entre- inter- + changier to change] vt (14c) 1: to put each of (two things) in the place of the other
2: exchange ~ vi: to change places mutually -- in.ter.chang.er n
[2]in.ter.change n (15c) 1: the act, process, or an instance of interchanging: exchange
2: a junction of two or more highways by a system of separate levels that permit traffic to pass from one to another without the crossing of traffic streams