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English definition of “reason”

reason

noun [C/U] (EXPLANATION)   /ˈri·zən/
the cause of an event or situation, or something suggested as an explanation: [C] She had never stopped by before for any reason. [C] There must be a reason why she’s not here yet. [U] Adams had good reason to fire Pickering.
(Definition of reason noun (EXPLANATION) from the Cambridge Academic Content Dictionary © Cambridge University Press)
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