v. & n.
--v.tr.
1. (of two people) exchange (things) with each other.
2 put each of (two things) in the other's place; alternate.
--n.
1. (often foll. by of) a reciprocal exchange between two people etc.
2 alternation (the interchange of woods and fields).
3 a road junction designed so that traffic streams do not intersect.
Derivatives:
interchangeable adj. interchangeability n. interchangeableness n. interchangeably adv.
Etymology: ME f. OF entrechangier (as INTER-, CHANGE)