AskDefine | Define prevent

Dictionary Definition



1 keep from happening or arising; have the effect of preventing; "My sense of tact forbids an honest answer" [syn: forestall, foreclose, preclude, forbid]
2 prevent 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" [syn: keep] [ant: let]

User Contributed Dictionary



  • /pɹəˈvɛnt/
  • /pr@"vEnt/


From etyl enm preventen, from etyl la praeventus (past participle of praevenire), from prae + venire.


  1. To stop; to keep (from happening).
  2. To come before; to precede.


to keep from happening

Extensive Definition

Prevention refers to:
prevent in Bulgarian: Профилактика
prevent in Czech: Prevence
prevent in German: Prävention
prevent in Spanish: Prevención
prevent in Dutch: Preventie
prevent in Simple English: Prevention (disambiguation)

Synonyms, Antonyms and Related Words

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