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English definition of “functional”

functional

adjective
 
 
/ˈfʌŋkʃənəl/
PRACTICAL B2 designed to be practical or useful and not only attractive: functional clothingUseful or advantageous
WORKING operating or working correctly: The system is not yet fully functional.FunctioningPerforming a function
(Definition of functional from the Cambridge Learners Dictionary © Cambridge University Press)
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