Source : Webster's Revised Unabridged Dictionary (1913)

Satisfaction \Sat`is*fac"tion\, n. [OE. satisfaccioun, F.
   satisfaction, fr. L. satisfactio, fr. satisfacere to satisfy.
   See {Satisfy}.]
   1. The act of satisfying, or the state of being satisfied;
      gratification of desire; contentment in possession and
      enjoyment; repose of mind resulting from compliance with
      its desires or demands.

            The mind having a power to suspend the execution and
            satisfaction of any of its desires.   --Locke.

   2. Settlement of a claim, due, or demand; payment;
      indemnification; adequate compensation.

            We shall make full satisfaction.      --Shak.

   3. That which satisfies or gratifies; atonement.

            Die he, or justice must; unless for him Some other,
            able, and as willing, pay The rigid satisfaction,
            death for death.                      --Milton.

   Syn: Contentment; content; gratification; pleasure;
        recompense; compensation; amends; remuneration;
        indemnification; atonement.

Source : WordNet®

satisfaction
     n 1: the contentment you feel when you have done something right;
          "the chef tasted the sauce with great satisfaction"
          [ant: {dissatisfaction}]
     2: state of being gratified; great satisfaction; "dull
        repetitious work gives no gratification"; "to my immense
        gratification he arrived on time" [syn: {gratification}]
     3: compensation for a wrong; "we were unable to get
        satisfaction from the local store" [syn: {atonement}, {expiation}]
     4: act of fulfilling a desire or need or appetite; "the
        satisfaction of their demand for better services"