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English definition of “really”

really

exclamation     /ˈrɪə.li/ US  /ˈriː.ə-/
A2 used to express interest, surprise, or anger: "I'm getting married to Fred." "Really? When?" "She's agreed to do a parachute jump for charity." "Really? Do you think she'll do it?" "He hasn't brought the book back." "Oh, really! That's the second time I've asked him!"InterjectionsSounds used as interjections Grammar:ReallyWe use the adverb really when we want to emphasise something:See more
(Definition of really exclamation from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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