Prevent | Mean of prevent in English Dictionary

/prɪˈvɛnt/

• Verb
• to stop (something) from happening or existing
1. Seatbelts in cars often prevent serious injuries.
2. Can exercise and a healthy diet prevent heart disease?
3. The accident could have been prevented.
• to make (someone or something) not do something
1. He grabbed my arm to prevent me from falling.
2. Bad weather prevented us from leaving.
3. How are you going to prevent him from finding out about the party?
4. Her injury will prevent her competing this year.