Explanation at your level:
To prevent means to stop something. You want to stop bad things. For example, you wash your hands to prevent getting sick. It is a good way to stay healthy and safe. You do it before the problem starts.
When you prevent something, you stop it from happening. We use this word when we talk about safety. For example, 'We wear seatbelts to prevent injuries.' It is a very helpful word to know for daily life and school.
The verb prevent is used to describe stopping an event. It is often used in health contexts, like 'preventing illness.' You can also use it to talk about plans, such as 'Bad weather prevented us from going out.' Remember to use 'from' + '-ing' after the verb.
In B2 English, prevent is frequently used in professional and academic settings. It implies an intervention or a strategy. You might discuss 'preventing climate change' or 'preventing data loss.' The nuance is that you are taking a deliberate action to avoid a negative consequence.
At the C1 level, prevent often appears in formal reports and analytical writing. It can be used in the passive voice to describe institutional or systemic actions, such as 'Measures were taken to prevent the crisis.' It is a precise verb that indicates foresight and control over complex situations.
At the C2 level, you might explore the etymological roots of prevent, noting its shift from 'anticipation' to 'obstruction.' In literary or highly formal contexts, it suggests a proactive mastery over circumstances. It is a cornerstone of logical argumentation, often used to frame the necessity of preventative policy or philosophical foresight.
Mot en 30 secondes
- Prevent means to stop something before it happens.
- It is a regular verb: prevent, prevented, preventing.
- Always use 'from' + '-ing' when someone is involved.
- It is very common in health and safety contexts.
When you prevent something, you are essentially acting as a barrier. Think of it like putting up a fence so a dog doesn't run into the street; you are preventing the dog from getting hurt.
It is a very useful word in daily life because it focuses on being proactive. Instead of fixing a problem after it happens, you take steps to stop it from ever starting. Whether it is preventing a cold by washing your hands or preventing a fire by being careful with candles, the core idea is always about stopping an unwanted outcome.
The word prevent comes from the Latin word praevenire, which literally means 'to come before.' The prefix prae- means 'before,' and venire means 'to come.'
In older English, it actually meant 'to go before' or 'to anticipate.' Over time, the meaning shifted from simply 'coming before' to 'stopping by coming before.' It is a fascinating example of how language evolves; by arriving first, you block the path of whatever was coming after you!
You will hear prevent used in both formal and informal settings. It is very common in health and safety contexts. You often hear people say 'prevent an accident' or 'prevent disease.'
A common structure is prevent someone from doing something. For example, 'The rain prevented us from going to the park.' Notice how we use the preposition from followed by the -ing form of the verb.
While 'prevent' isn't always in an idiom, we use related concepts like:
- An ounce of prevention is worth a pound of cure: It is better to stop a problem than to fix it later.
- Nip it in the bud: To stop something at an early stage.
- Better safe than sorry: Taking precautions to prevent trouble.
- Stave off: To delay or prevent something unpleasant.
- Head off: To intercept or prevent something from happening.
The word prevent is a regular verb. Its forms are: prevent, prevents, prevented, and preventing. The stress is on the second syllable: pre-VENT.
In IPA, it is /prɪˈvent/ for both UK and US English. It rhymes with words like event, extent, dissent, intent, and resent. Remember that it is almost always followed by the preposition from when talking about stopping a person or action.
Fun Fact
It used to mean 'to anticipate' in Shakespearean times!
Pronunciation Guide
pre-VENT
pre-VENT
Common Errors
- stressing the first syllable
- adding an extra vowel
- mispronouncing the 'v'
Rhymes With
Difficulty Rating
Easy to read
Easy to use
Easy to say
Clear sound
What to Learn Next
Prerequisites
Learn Next
Avanc
Grammar to Know
Gerunds after prepositions
from going
Verb patterns
prevent someone from doing
Passive voice
was prevented
Examples by Level
I wash my hands to prevent germs.
wash hands = stop germs
verb + object
Wear a hat to prevent sunburn.
hat = no sunburn
imperative
We prevent accidents.
stop bad events
simple present
He prevents the ball.
goalie stops ball
third person
Prevent the fire.
stop fire
imperative
Do not prevent fun.
let people play
negative
I can prevent it.
I have the power
modal
They prevent leaks.
stop water
plural subject
Lock the door to prevent theft.
Eating fruit helps prevent illness.
The fence prevents the dog from running away.
We need to prevent this mistake.
Sunscreen helps prevent skin damage.
Safety gear prevents injuries.
Can we prevent the delay?
Regular exercise prevents health problems.
The new law aims to prevent pollution.
Nothing could prevent him from winning.
She took steps to prevent a disaster.
We must prevent the spread of rumors.
The filter prevents dust from entering.
They worked hard to prevent a conflict.
Vaccines help prevent serious diseases.
He tried to prevent the argument.
Proactive measures were taken to prevent system failure.
The treaty was signed to prevent further aggression.
Strict regulations help prevent financial fraud.
She was prevented from speaking by the interruption.
We need to prevent the situation from escalating.
The goal is to prevent poverty in the region.
They implemented a policy to prevent data breaches.
Nothing prevented them from achieving their goals.
The committee sought to prevent the recurrence of the error.
Rigorous testing is essential to prevent product defects.
The government intervened to prevent an economic collapse.
He was prevented from attending by unforeseen circumstances.
Preventing the erosion of civil liberties is a priority.
The strategy is designed to prevent market volatility.
They are working to prevent the loss of biodiversity.
Preventive maintenance is key to long-term success.
The philosophical aim was to prevent the onset of nihilism.
His intervention prevented the total disintegration of the group.
We must prevent the encroachment of bias into the study.
The legislation was drafted to prevent the monopolization of resources.
Preventing the obsolescence of these skills is vital.
They sought to prevent the proliferation of misinformation.
The barrier prevented the inundation of the lowlands.
Preventing the degradation of the environment is a global challenge.
Collocations courantes
Idioms & Expressions
"prevention is better than cure"
It is easier to stop a problem than to fix it.
Eat healthy; prevention is better than cure.
neutral"nip in the bud"
To stop something at an early stage.
We nipped the problem in the bud.
casual"head off"
To stop something from happening.
We headed off the argument.
neutral"stave off"
To delay something bad.
He ate a snack to stave off hunger.
neutral"keep at bay"
To prevent something from coming near.
The spray keeps insects at bay.
neutral"ward off"
To prevent something unpleasant.
I drink tea to ward off a cold.
neutralEasily Confused
Both mean staying away from things.
Avoid means to stay away; prevent means to stop.
I avoid the rain (I stay inside). I prevent the rain from getting me (I use an umbrella).
Both mean ending an action.
Stop is general; prevent is proactive.
Stop the car! (now). Prevent an accident (before).
Both mean to block.
Hinder makes it hard; prevent makes it impossible.
The mud hindered us. The wall prevented us.
Both mean to stop.
Preclude is very formal.
This rule precludes entry.
Sentence Patterns
Subject + prevent + object
Safety prevents accidents.
Subject + prevent + object + from + gerund
She prevented him from leaving.
Passive: Object + be + prevented + from + gerund
We were prevented from entering.
Infinitive: To + prevent
I want to prevent trouble.
Adjective: Preventable
The error was preventable.
Famille de mots
Nouns
Verbs
Adjectives
Apparenté
How to Use It
8
Formality Scale
Erreurs courantes
Prevent always uses 'from' + '-ing'.
Prevent is usually followed by a noun or gerund.
Prevent does not take 'of'.
The preposition 'from' is mandatory.
Do not add unnecessary prepositions.
Tips
Memory Palace Trick
Imagine a 'pre' (before) 'vent' (opening) that you close to block bad air.
When Native Speakers Use It
Used heavily in health advice.
Cultural Insight
Western medicine focuses on prevention.
Grammar Shortcut
Prevent + from + -ing.
Say It Right
Stress the second syllable.
Don't Make This Mistake
Never use 'to' after prevent.
Did You Know?
It comes from 'coming before'.
Study Smart
Use it in sentences about your own safety habits.
Verb Pattern
Subject + prevent + object + from + gerund.
Context
Use it to show you are being responsible.
Memorize It
Mnemonic
Pre (before) + Vent (come). Come before to stop it.
Visual Association
A traffic barrier stopping a car.
Word Web
Défi
Write 3 things you do to prevent getting sick.
Origine du mot
Latin
Original meaning: To come before
Contexte culturel
None
Commonly used in health campaigns.
Practice in Real Life
Real-World Contexts
Health
- prevent illness
- prevent infection
- prevent disease
Safety
- prevent accidents
- prevent injury
- prevent fire
Work
- prevent delays
- prevent errors
- prevent loss
Environment
- prevent pollution
- prevent waste
- prevent damage
Conversation Starters
"What do you do to prevent getting sick?"
"How can we prevent accidents in the kitchen?"
"Do you think we can prevent climate change?"
"What is the best way to prevent stress?"
"Have you ever prevented a big mistake?"
Journal Prompts
Write about a time you prevented a problem.
List three things you do to prevent health issues.
Why is prevention better than fixing things?
Describe a situation where you were prevented from doing something.
Questions fréquentes
8 questionsYes, it is a verb.
No, use prevent from doing.
Prevention.
Preventable.
It is used in all registers.
Yes, it means to stop something before it happens.
pre-VENT.
Yes, it ends in -ed.
Teste-toi
I wash my hands to ___ germs.
Prevent means to stop.
Which sentence is correct?
Use from + -ing.
Preventing something means letting it happen.
It means stopping it.
Word
Signification
Synonyms match.
The rain prevented us from going.
We took ___ measures to stop the leak.
Adjective needed.
Which word is a synonym for prevent?
Preclude means to make impossible.
Preventable is an adjective.
It describes something that can be stopped.
The law aims to prevent fraud.
His quick action ___ a disaster.
Past tense needed.
Score : /10
Summary
To prevent is to take action now so that a problem never happens later.
- Prevent means to stop something before it happens.
- It is a regular verb: prevent, prevented, preventing.
- Always use 'from' + '-ing' when someone is involved.
- It is very common in health and safety contexts.
Memory Palace Trick
Imagine a 'pre' (before) 'vent' (opening) that you close to block bad air.
When Native Speakers Use It
Used heavily in health advice.
Cultural Insight
Western medicine focuses on prevention.
Grammar Shortcut
Prevent + from + -ing.
Exemple
Wash your hands to prevent a cold.
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