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prevention

pre·ven·tion [ pri vénshən ] (plural pre·ven·tions)


noun 
Definition:
 
1. action that stops something from happening: an action or actions taken to stop somebody from doing something or to stop something from happening
the prevention of crime

2. something that acts to prevent something: an action that makes it impossible or very difficult for somebody to do something or for something to happen
taking aspirin as a prevention against heart attacks

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