/ ˈfʌŋkʃənəlɪzəm; NAmE / noun
[ U ] the idea or belief that the most important thing about the style or design of a building or object is how it is going to be used, not how it will look
► func·tion·al·ist / -ʃənəlɪst; NAmE / noun
► func·tion·al·ist adjective [ usually before noun ]