What is the meaning of the word "exchange"?

Definitions:

(chess) gaining (or losing) a rook in return for a knight or bishop noun
- black lost the exchange
(chess) the capture by both players (usually on consecutive moves) of pieces of equal value noun
- the endgame began after the exchange of queens
a mutual expression of views (especially an unpleasant one) noun
- they had a bitter exchange
hand over one and receive another, approximately equivalent verb
- exchange prisoners
the act of changing one thing for another thing noun
- They were promised immortality in exchange for their disobedience.
the act of giving something in return for something received noun
- deductible losses on sales or exchanges of property are allowable