prevent

/pɹɪvˈɛnt/

/pɹiˈvɛnt/, /pɹɪˈvɛnt/

to prevent

MAIN VERB

to stop someone from doing something; to not let something happen

synonyms : keep

antonyms : let

to stop something from happening

synonyms : forbid

Examples

1. Wearing earplugs in a noisy environment can prevent an earache.

2. Many diseases can be prevented through vaccination.

3. Regular exercise and healthy eating habits can prevent many illnesses as prevention is better than cure.

4. His yellow streak prevents him from taking risks or trying new experiences.