Source : Webster's Revised Unabridged Dictionary (1913)

Interchange \In`ter*change"\, v. t. [imp. & p. p.
   {Interchanged}; p. pr. & vb. n. {Interchanging}.] [OE.
   entrechangen, OF. entrechangier. See {Inter-}, and {Change}.]
   1. To put each in the place of the other; to give and take
      mutually; to exchange; to reciprocate; as, to interchange
      places; they interchanged friendly offices and services.

            I shall interchange My waned state for Henry's regal
            crown.                                --Shak.

   2. To cause to follow alternately; to intermingle; to vary;
      as, to interchange cares with pleasures.