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English definition of “careful”

careful

adjective     /ˈkeə.fəl/ US  /ˈker-/
A2 giving a lot of attention to what you are doing so that you do not have an accident, make a mistake, or damage something: Be careful with the glasses. Be careful where you put that hot pan. Be careful to look both ways when you cross the road. Michael is a very careful worker. After careful consideration of your proposal, I regret to say that we are unable to accept it. He's in a really foul temper so be careful (about/of) what you say to him.Cautious and vigilantPaying attention and being careful
(Definition of careful adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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