Synonym: block, deter, forbid, hinder, inhibit, keep from, preclude, prohibit, stop, thwart. Antonym: permit. Similar words: prevention, revenue, event, events, seventy, seventh, irreverent, eventual. Meaning: [prɪ'vent] 
v. 1. keep from happening or arising; make impossible 2. prevent from doing something or being in a certain state.
v. 1. keep from happening or arising; make impossible 2. prevent from doing something or being in a certain state. 
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1. A stumble may prevent a fall. Thomas Fuller 
2. Learn from the mistakes of others and prevent your own.
3. He who can suppress a moment's anger may prevent a day of sorrow.
4. Nobody can prevent us/our getting married.
5. The wood is treated with preservative to prevent decay.
6. We hope to prevent anything unpleasant from happening.
7. Props were used to prevent the roof collapsing.
8. Cover the entire device to prevent water penetration.
9. Is there anything you can do to prevent wrinkles?
10. The police prevent and detect crime.
11. The soldiers barricaded the streets to prevent an attack.
12. The rules are intended to prevent accidents.
13. How do we prevent these continual breakdowns?
14. It seemed that nothing could prevent the impending disaster.
15. These rules are intended to prevent accidents.
16. We should prevent the occurrence of physical violence.
17. Vitamin C is supposed to prevent colds.
18. They are sprayed with oil to prevent corrosion.
19. Label your suitcases to prevent confusion.
20. These methods prevent pregnancy.
21. The board can exercise its veto to prevent the decision.
22. It is the business of the police to prevent and detect crime and of the law courts to punish crime.
23. Ignorance and superstition prevent them from benefiting from modern medicine.
24. Some people think drinking in moderation can prevent heart disease.
25. You have to keep watching to prevent the milk from boiling over.
26. Early identification of a disease can prevent death and illness.
27. This affair did not prevent an entanglement with another of his co-stars.
28. The security forces had to intervene to prevent the situation worsening.sentence dictionary
29. She is deaf[sentencedict.com], but refuses to let her disability prevent her from doing what she wants to do.
30. There is a row of spikes on top of the prison wall to prevent the prisoners escaping.
More similar words: prevention, revenue, event, events, seventy, seventh, irreverent, eventual, in any event, eventually, even though, in the event of, for ever, revert, reveal, reverse, even, prevail, previous, even if, eleven, even now, revelation, evening, irreverence, previously, even when, prevarication, good evening, invent.