Learner's definition of SATISFACTION
1 : a happy or pleased feeling because of something that you did or something that happened to you
He gets/derives great satisfaction from volunteering.
the satisfaction of a job well done
There is some satisfaction in knowing I was right.
2 [noncount] : the act of providing what is needed or desired: the act of satisfying a need or desire 3 [noncount], formal : a result that deals with a problem or complaint in an acceptable way 4 [count], US : something that makes you happy, pleased, or satisfied
to someone's satisfaction
: so that someone is happy, pleased, or satisfied