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English definition of “dreadful”

dreadful

adjective uk   /ˈdred.fəl/ us  
B2 very bad, of very low quality, or shocking and very sad: The food was bad and the service was dreadful. I was beginning to think I'd made a dreadful mistake. The news report was so dreadful that I just had to switch it off.
(Definition of dreadful from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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