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prevent - definition and synonyms

 
 
 
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verb [transitive] prevent pronunciation in American English /prɪˈvent/
Word Forms
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present tense
I/you/we/theyprevent
he/she/itprevents
present participlepreventing
past tenseprevented
past participleprevented
 
  1. 1
    to stop something from happening
    Regular cleaning may help prevent infection.
    prevent something (from) happening: Rubber seals are installed to prevent gas from escaping.
    If necessary, add a little water to prevent sticking.
  2. 2
    to stop someone from doing something
    We tried to prevent her, but she was determined to go.
    prevent someone (from) doing something: The owner is prevented by law from making any major changes.
    She was sure the noise would prevent her sleeping at night.
 

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