Meaning of “important” in the English Dictionary

"important" in British English

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uk /ɪmˈpɔː.tənt/ us /ɪmˈpɔːr.tənt/

A1 necessary or of great value:

I think his career is more important to him than I am.
It's important for children to learn to get on with each other.
The important thing is to keep the heat low or the sugar will burn.
He's not amazingly handsome, but he's nice and that's more important.

B1 having great effect or influence:

He was one of the most important writers of that period.
an important person/decision

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adverb uk /ɪmˈpɔː.tə us /ɪmˈpɔːr.tə



If we served more soft drinks, there would be fewer hangovers and, more importantly, fewer drink-driving incidents.

(Definition of “important” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"important" in American English

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us /ɪmˈpɔr·tənt/

of great value, meaning, or effect:

an important discovery
[ + that clause ] It’s important that you tell the doctor all your symptoms.

Important also means having great influence:

an important modern artist
noun [ U ] us /ɪmˈpɔr·təns/

He stressed the importance of fruits and vegetables in the diet.
adverb us /ɪmˈpɔr·tənt·li/

She has a pleasant personality, but more importantly, she is well qualified for the job.

(Definition of “important” from the Cambridge Academic Content Dictionary © Cambridge University Press)