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English definition of “well”

well

adjective [never before noun]     /wel/ (better, best)
A1 healthy: to feel/look well I'm not very well. Are you feeling better now? → Opposite unwellFit and healthy
all is well B1 everything is in a good or acceptable state: I hope all is well with Jack.Quite good, or not very goodSuitable and acceptable
be all very well used to show that you do not agree with something or that you are annoyed about something: It's all very well for her to say everything's fine, she doesn't have to live here.Angry and displeasedBad-tempered
be (just) as well used to say that something might be a good thing to do or happen: [+ (that)] It was just as well that you left when you did. → See also be alive and kicking/wellReassuring
(Definition of well adjective from the Cambridge Learner's Dictionary © Cambridge University Press)

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