operate

verb

1. 1

   perform surgery on

   The doctors operated on the patient but failed to save his life

2. 2

   happen

   What is going on in the minds of the people?

3. 3

   perform a movement in military or naval tactics in order to secure an advantage in attack or defense

4. 4

   handle and cause to function

   do not operate machinery after imbibing alcohol

   control the lever

5. 5

   keep engaged

   engaged the gears

6. 6

   perform as expected when applied

   The washing machine won't go unless it's plugged in

   Does this old car still run well?

7. 7

   direct or control; projects, businesses, etc.

   She is running a relief operation in the Sudan