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English definition of “important”

important

adjective uk   /ɪmˈpɔː.tənt/ us    /-ˈpɔːr.t̬ənt/
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.
Opposite
B1 having great effect or influence: He was one of the most important writers of that period. an important person/decision
importantly
adverb uk   /-li/ us  
B2 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 Learners Dictionary & Thesaurus © Cambridge University Press)
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