re·gressBrE/rɪˈɡres/NAmE/rɪˈɡres/verbpresent simple - I / you / we / theyregressBrE/rɪˈɡres/NAmE/rɪˈɡres/present simple - he / she / itregressesBrE/rɪˈɡresɪz/NAmE/rɪˈɡresɪz/past simpleregressedBrE/rɪˈɡrest/NAmE/rɪˈɡrest/past participleregressedBrE/rɪˈɡrest/NAmE/rɪˈɡrest/ -ing formregressingBrE/rɪˈɡresɪŋ/NAmE/rɪˈɡresɪŋ/[I]~ (tosth)(formal, usuallydisapproving) toreturntoanearlierorlessadvancedformorwayofbehaving倒退;回归;退化