Definition: perform surgery on
Usage: The doctors operated on the patient but failed to save his life
Main entry: operate
Usage: What is going on in the minds of the people?
Definition: perform a movement in military or naval tactics in order to secure an advantage in attack or defense
Definition: handle and cause to function
Usage: do not operate machinery after imbibing alcohol; control the lever
Definition: keep engaged
Usage: engaged the gears
Definition: perform as expected when applied
Usage: The washing machine won't go unless it's plugged in; Does this old car still run well?; This old radio doesn't work anymore
Definition: direct or control; projects, businesses, etc.
Usage: She is running a relief operation in the Sudan