exchange

exchange (http://definr.com/exchange)

     n 1: chemical process in which one atom or ion or group changes
          places with another
     2: a mutual expression of views (especially an unpleasant one);
        "they had a bitter exchange"
     3: the act of changing one thing for another thing; "the was a
        short exchange of strokes before Connors won the point";
        "Adam was promised immortality in exchange for his
        disobedience"
     4: the act of giving something in return for something
        received; "deductible losses on sales or exchanges of
        property are allowable"
     5: a workplace that serves as a telecommunications facility
        where lines from telephones can be connected together to
        permit communication [syn: central, telephone exchange]
     6: a workplace for buying and selling; open only to members
     7: reciprocal transfer of equivalent sums of money especially
        the currencies of different countries: "he earns his
        living from the interchange of currency" [syn: interchange]
     8: the act of putting one one thing or person in the place of
        another: "he sent Smith in for Jones but the substitution
        came too late to help [syn: substitution]
     v 1: give to, and receive from, one another; "Would you change
          places with me?" "We have been exchanging letters for a
          year" [syn: change, interchange]
     2: exchange or replace with another, usually of the same kind
        or category; "Could you convert my dollars into pounds?"
        "He changed his name"; "convert centimeters into inches";
        "convert holdings into shares" [syn: change, commute,
        convert]
     3: change over, change around, or switch over [syn: {switch
        over}, switch]
     4: exchange prisoners, employees, etc.
     5: exchange a penalty for a less severe one [syn: commute, convert]