verb
1.
Synonyms: act 5, behave, function, perform, react, take, work
2.
to perform surgery
operated on him to remove a brain tumor
Synonyms: cut, open up
3.
to cause to function
knew how to operate earth-moving equipment
Synonyms: handle, run, use, work
Related Word: play; manage, maneuver; drive, pilot, steer; ply, wield
Idioms: make go
4.
Synonyms: conduct 3, carry on, direct, keep, manage, ordain, run