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English definition of “rack”

rack

verb     /ræk/
be racked with pain/guilt, etc If someone is racked with pain or an emotion, they suffer a lot because of it.Pain and painful
rack your brain/brains informal to think very hard, usually to try to remember something or solve a problemRemembering, reminding and remindersSolving and solutions
(Definition of rack verb from the Cambridge Learner's Dictionary © Cambridge University Press)

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