powerful
gb/pˈaʊɚfəl/ us/pˈaʊɚfəl/
B1
英語
~ 1400
語義
0件の語義
adjective
B1
property
1
Having great strength or influence
Being very strong or able to control many things or people.
用法パターン：
[someone/something] is powerful
よくある間違い：
Learners sometimes confuse 'powerful' with 'powerless'; remember 'powerful' means having much strength or control, while 'powerless' means having none.
類義語
strong (Focuses on physical strength or ability rather than influence.)
|
influential (Emphasizes the ability to affect people’s opinions or actions rather than raw strength.)
対義語
weak (Lacking physical strength, influence, or control.)
コロケーション
powerful leader
|powerful engine
|powerful country
|powerful speech
|powerful organization
テーマ
daily life
|politics
|business
|core_vocabulary
|relationships
例文
- The president is one of the most powerful people in the country.
- This engine is powerful enough to pull heavy loads.
- She gave a powerful speech that moved everyone in the room.
- The company has become powerful in the tech industry.
- A powerful storm hit the coast last night.
学習者向け例文
- The king was a powerful man.
- This car has a powerful motor.
- He is a powerful player on the team.
- They are a powerful group in the city.
- A powerful wind blew down the trees.
adjective
B2
property
2
Having a strong emotional effect
Making you feel something very strongly.
用法パターン：
[something] is powerful
よくある間違い：
Learners may confuse emotional power with physical strength; context usually makes it clear.
類義語
moving (Focuses on causing deep emotions, often sadness or sympathy.)
|
impactful (Modern term emphasizing noticeable effect or impression.)
対義語
unimpressive (Fails to cause strong emotions or effects.)
コロケーション
powerful image
|powerful story
|powerful performance
|powerful message
テーマ
emotions
|art
|arts_entertainment
|core_vocabulary
例文
- The film delivers a powerful message about hope.
- His words had a powerful impact on the audience.
- She painted a powerful image of life in the city.
- The novel is a powerful portrayal of war.
- Music can be a powerful way to connect with people.
学習者向け例文
- The book has a powerful story.
- It was a powerful song that made me cry.
- Her speech was very powerful.
- The photo is powerful and sad.
- It was a powerful moment for us.
adjective
B1
property
3
Producing much force or energy
Making a lot of force or energy.
用法パターン：
[something] is powerful
類義語
potent (Often used for substances or tools with strong effects.)
|
high-powered (Informal term for something with high capability or performance.)
対義語
weak (Not able to produce much force or energy.)
コロケーション
powerful engine
|powerful computer
|powerful signal
テーマ
science
|technology
|core_vocabulary
例文
- This is one of the most powerful computers available.
- The medicine is very powerful and works quickly.
- A powerful telescope can see distant galaxies.
- That pump is powerful enough to fill the tank in minutes.
- They used a powerful laser to cut through metal.
学習者向け例文
- This car has a powerful engine.
- The computer is very powerful.
- We need a powerful light for the job.
- He bought a powerful camera.
- The machine is powerful and fast.
文法
辞書形
powerful
IPA
GB/pˈaʊɚfəl/
US/pˈaʊɚfəl/
音節・強勢
power - ful （2音節）
Stress on 1st syllable (power)
活用形
Adjective
- Base: powerful
関連語
Core family
power
noun B1
powerfully
adverb B2
Related words
empower
verb B1
empowerment
noun C1
Negative and opposite forms
powerless
adjective B1
powerlessness
noun
Advanced or less common
overpower
verb
overpowering
adjective
表現
knowledge is power
1/nˈɑlɪd͡ʒ ˈɪz pˈaʊɚ/
idiom
Knowing things gives advantage
If you know more, you can have more control and success.
例文
- He always studies because he believes knowledge is power.
- In business, knowledge is power when making decisions.
speak truth to power
1/spˈik tɹˈuθ tə pˈaʊɚ/
idiom
Tell authority unpleasant truths
To tell leaders or people in power what you think is true, even if they do not like it.
例文
- Journalists should speak truth to power.
- She spoke truth to power by criticizing the policy in public.
absolute power corrupts absolutely
1/ˈæbsəlˌut pˈaʊɚ kɚˈʌpts ˌæbsəlˈutli/
idiom
formal
Total power causes corruption
If someone has complete power, they will become corrupt.
例文
- They say that absolute power corrupts absolutely, which is why checks and balances are important.
- History shows that absolute power corrupts absolutely.
absolute power corrupts absolutely
2/ˈæbsəlˌut pˈaʊɚ kɚˈʌpts ˌæbsəlˈutli/
idiom
literary
Total control leads to corruption
If someone has too much control, they will become dishonest or bad.
例文
- History shows that absolute power corrupts absolutely.
- They warned that giving him full control was dangerous because absolute power corrupts absolutely.