interchange in WordNet English dictionary

1. reverse (a direction, attitude, or course of action)
   interchange  tack  switch  alternate  flip  flip-flop 
   
2. give to, and receive from, one another
   "Would you change places with me?"; "We have been exchanging letters for a year"
   exchange  change  interchange 
   
3. cause to change places
   "interchange this screw for one of a smaller size"
   counterchange  transpose  interchange 
   
4. 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"
   substitute  replace  interchange  exchange 
   

1. reciprocal transfer of equivalent sums of money (especially the currencies of different countries)
   "he earns his living from the interchange of currency"
   exchange  interchange 
   
2. the act of changing one thing for another thing
   "Adam was promised immortality in exchange for his disobedience"; "there was an interchange of prisoners"
   exchange  interchange 
   
3. mutual interaction; the activity of reciprocating or exchanging (especially information)
   interchange  reciprocation  give-and-take 
   
4. a junction of highways on different levels that permits traffic to move from one to another without crossing traffic streams
   interchange