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English definition of “action”

action

noun [U or C] (WAY THING WORKS)    /ˈæk.ʃən/
C2 the way something moves or works: We studied the action of the digestive system. The car has a very smooth braking action.FunctioningPerforming a function
(Definition of action noun (WAY THING WORKS) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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