PRECLUDE

[verb] [T] [formal] - to prevent (something) or make it impossible, or prevent (someone) from doing somethingThe large number of demonstrators precluded the option of using force to disperse the rally.The fact that your application was not successful this time does not preclude the possibility of you applying again next time.His contract precludes him from discussing his work with anyone outside the company.Domestic problems have precluded the government from pursuing an active foreign policy.