Interchange - Definition

n 1: a junction of highways on different levels that permits
traffic to move from one to another without crossing
traffic streams
2: mutual interaction; the activity of reciprocating or
exchanging (especially information) [syn: interchange,
reciprocation, give-and-take]
3: the act of changing one thing for another thing; "Adam was
promised immortality in exchange for his disobedience";
"there was an interchange of prisoners" [syn: exchange,
interchange]
4: reciprocal transfer of equivalent sums of money (especially
the currencies of different countries); "he earns his living
from the interchange of currency" [syn: exchange,
interchange]
v 1: put in the place of another; switch seemingly equivalent
items; "the con artist replaced the original with a fake
Rembrandt"; "substitute regular milk with fat-free milk";
"synonyms can be interchanged without a changing the
context's meaning" [syn: substitute, replace,
interchange, exchange]
2: give to, and receive from, one another; "Would you change
places with me?"; "We have been exchanging letters for a
year" [syn: exchange, change, interchange]
3: cause to change places; "interchange this screw for one of a
smaller size" [syn: counterchange, transpose,
interchange]
4: reverse (a direction, attitude, or course of action) [syn:
interchange, tack, switch, alternate, flip, flip-
flop]