SMARTEN Meaning of SMARTEN in English smarten BrE AmE ˈsmɑːt ə n AmE \ ˈsmɑːrt ə n▷ smarten|ed d▷ smarten|ing ‿ɪŋ▷ smarten|s z Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012