powerful Definition in the Cambridge English Dictionary
Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Definition of “powerful” - English Dictionary

Definition of "powerful" - American English Dictionary

See all translations

powerfuladjective

 us   /ˈpɑʊ·ər·fəl/

powerful adjective (STRONG)

strong: The ​picturequality is ​bad because the TV ​signal isn’t powerful enough. Things that are powerful have a ​strongeffect: a powerful ​drug

powerful adjective (CONTROLLING)

having a lot of ​power: He’s in a powerful ​position as an ​adviser of the ​president.
(Definition of powerful from the Cambridge Academic Content Dictionary © Cambridge University Press)

Definition of "powerful" - British English Dictionary

See all translations

powerfuladjective

uk   /ˈpaʊə.fəl/  us   /ˈpaʊ.ɚ-/

powerful adjective (CONTROL)

B1 having a lot of ​power to ​controlpeople and ​events: The ​president is more powerful than the ​primeminister. She's the most powerful ​person in the ​organization.
More examples

powerful adjective (STRENGTH)

B1 having a lot of ​strength or ​force: She's an ​extremely powerful ​runner. The ​picturequality is ​bad because the TV ​signal isn't powerful enough.B2 having a very ​greateffect: a powerful ​drug Her ​speech about ​cruelty to ​children was very powerful.

powerful adjective (IMAGE SIZE)

having the ​power to ​increase the ​size of an ​image of something that is very ​small or ​far away many ​times: You'd need an ​extremely powerful ​microscope to ​see something so ​small.
powerfully
adverb uk   us   /-i/
B2 He ​argued powerfully and ​persuasively against ​capitalpunishment. She ​kicked the ​ball so powerfully that it ​flew over the ​hedge. Klaus is a very powerfully built man (= has a ​body with ​largestrongmuscles).
(Definition of powerful from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of powerful?
Add Cambridge dictionaries to your browser to your website
Word of the Day

harvest

to pick and collect crops, or to collect plants, animals, or fish to eat

Word of the Day

Meerkat meme
Meerkat meme
by Colin McIntosh,
September 03, 2015
Meerkats are not new to popular culture (they appear in the folk tales of the San people of the Kalahari), but their arrival in the public’s consciousness, at least in the UK and the US, is a relatively recent phenomenon. Meerkats are small, sociable Southern African mammals that live in large family

Read More 

parklet noun
parklet noun
August 31, 2015
a public outdoor space that may be associated with a local business but where anyone can sit Pop-up cafes in NY are what’s actually called parklets in many other places around the country.

Read More