1. to begin doing something or to cause something to begin
2. to turn on or cause a machine or engine to operate
3. to move suddenly because of surprise or fear

1. the beginning of something
2. a sudden movement caused by surprise or fear

Examples

• Let’s start the meeting at 9 AM.
• She started her new job yesterday.
• I can’t start my car this morning.
• The loud noise made him start.
• From the start, we knew it would be difficult.
• The sudden bang gave me quite a start.
• The race will start in five minutes.