The verb prevent means "to keep something from happening," like when you use a complicated password to prevent hackers from accessing your account.


To go before; to precede; hence, to go before as a guide; to direct.

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"

keep from happening or arising; have the effect of preventing; "My sense of tact forbids an honest answer"

v. t.
To go before; to precede; hence, to go before as a guide; to direct.

v. t.
To be beforehand with; to anticipate.

v. t.
To intercept; to hinder; to frustrate; to stop; to thwart.

v. i.
To come before the usual time.


Pre*vent" , v. t. [imp. & p. p. Prevented; p. pr. & vb. n. Preventing.] [L. praevenire, praeventum; prae before + venire to come. See Come.] 1. To go before; to precede; hence, to go before as a guide; to direct. [Obs.]
We which are alive and remain unto the coming of the Lord shall not prevent them which are asleep.
We pray thee that thy grace may always prevent and follow us.
Then had I come, preventing Sheba's queen.
2. To be beforehand with; to anticipate. [Obs.]
Their ready guilt preventing thy commands.
3. To intercept; to hinder; to frustrate; to stop; to thwart. "This vile purpose to prevent." Shak.
Perhaps forestalling night prevented them.


Pre*vent", v. i. To come before the usual time. [Obs.]
Strawberries . . . will prevent and come early.

To go before; to precede; hence, to go before as a guide; to direct.

To come before the usual time.


Usage Examples

I am responsible. Although I may not be able to prevent the worst from happening, I am responsible for my attitude toward the inevitable misfortunes that darken life.

Coercion may prevent many transgressions but it robs even actions which are legal of a part of their beauty. Freedom may lead to many transgressions, but it lends even to vices a less ignoble form.

Educational equality doesn't guarantee equality on the labor market. Even the most developed countries are not gender-equal. There are still glass ceilings and 'leaky pipelines' that prevent women from getting ahead in the workplace.

Experience teaches us that it is much easier to prevent an enemy from posting themselves than it is to dislodge them after they have got possession.

Fear nothing but what thy industry may prevent be confident of nothing but what fortune cannot defeat it is no less folly to fear what is impossible to be avoided than to be secure when there is a possibility to be deprived.

I don't try to describe the future. I try to prevent it.

And that's the mission of The Innocence Project in New York, is to exonerate people who have been wrongfully convicted, and also work from a policy angle with Congress and state legislatures to prevent future wrongful convictions.

But whether the Constitution really be one thing, or another, this much is certain - that it has either authorized such a government as we have had, or has been powerless to prevent it. In either case, it is unfit to exist.

As the prospect of a Tory government gets nearer, many traditional Labour voters - some who switched away in recent times and many who stayed at home - seem more determined to prevent that happening.

Misspelled Form

prevent, oprevent, 0prevent, lprevent, orevent, 0revent, lrevent, porevent, p0revent, plrevent, perevent, p4revent, p5revent, ptrevent, pfrevent, peevent, p4event, p5event, ptevent, pfevent, preevent, pr4event, pr5event, prtevent, prfevent, prwevent, pr3event, pr4event, prrevent, prsevent, prdevent, prwvent, pr3vent, pr4vent, prrvent, prsvent, prdvent, prewvent, pre3vent, pre4vent, prervent, presvent, predvent, precvent, prefvent, pregvent, prebvent, pre vent, precent, prefent, pregent, prebent, pre ent, prevcent, prevfent, prevgent, prevbent, prev ent, prevwent, prev3ent, prev4ent, prevrent, prevsent, prevdent, prevwnt, prev3nt, prev4nt, prevrnt, prevsnt, prevdnt, prevewnt, preve3nt, preve4nt, prevernt, prevesnt, prevednt, prevebnt, prevehnt, prevejnt, prevemnt, preve nt, prevebt, preveht, prevejt, prevemt, preve t, prevenbt, prevenht, prevenjt, prevenmt, preven t, prevenrt, preven5t, preven6t, prevenyt, prevengt, prevenr, preven5, preven6, preveny, preveng, preventr, prevent5, prevent6, preventy, preventg.

Other Usage Examples

A lot of my humor centers on the act of telling jokes and I think this can prevent certain audiences from suspending their feeling of disbelief. It might piss a few people off, but I can't help it.

Guantanamo allows us to secure dangerous detainees without the risk of escape, while at the same time providing us with valuable intelligence information on how best to proceed in the war against terror and prevent future attacks.

Companies shouldn't use the law to prevent consumers from doing something legal.

'Smart power' is the use of American power in ways that would help prevent and resolve conflict - not just send our military in.

I decry the current tendency to seek patents on algorithms. There are better ways to earn a living than to prevent other people from making use of one's contributions to computer science.

All of us in society are supposed to believe that cruelty to animals is wrong and that it is a good thing to prevent needless suffering. So if that is true, how can meat be acceptable under any but the most extraordinary circumstances, such as perhaps roasting the bird who died flying into a window?

Conscience is a coward, and those faults it has not strength enough to prevent it seldom has justice enough to accuse.

As time goes on we get closer to that American Dream of there being a pie cut up and shared. Usually greed and selfishness prevent that and there is always one bad apple in every barrel.

Black people have always been used as a buffer in this country between powers to prevent class war.


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