PREVENT

• (verb) stop (someone or something) from doing something or being in a certain state

  "We must prevent the cancer from spreading", "His snoring kept me from falling asleep", "Keep the child from eating the marbles"

  synonyms : keep

• (verb) keep from happening or arising; make impossible

  "My sense of tact forbids an honest answer", "Your role in the projects precludes your involvement in the competitive project"

  synonyms : forbid , foreclose , forestall , preclude

  He forestalled critics by offering a defense of the project. -added by nithi

  
  -tagged by editor1
  bollards mid-street to prevent through car traffic

WordNet® 3.0, © 2006 by Princeton University.

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