1 satisfy somebody (not used in the progressive tenses) to make somebody pleased by doing or giving them what they wantNothing satisfies him—he's always complaining.The proposed plan will not satisfy everyone.
2 satisfy something to provide what is wanted, needed or asked forThe food wasn't enough to satisfy his hunger.to satisfy somebody's curiosityThe education system must satisfy the needs of all children.We cannot satisfy demand for the product.She failed to satisfy all the requirements for entry to the college.
3 (not used in the progressive tenses) (formal) to make somebody certain something is true or has been donesatisfy somebody Her explanation did not satisfy the teacher.satisfy somebody of something People need to be satisfied of the need for a new system.satisfy somebody/yourself (that)… Once I had satisfied myself (that) it was the right decision, we went ahead.

ˈsætɪsfaɪ
ˈsætɪsfaɪ