bicultural UK /baɪˈkʌlt͡ʃ(ʊ)əɹəl/US /baɪˈkəlt͡ʃ(ə)ɹəl/adjective 1noun 1forms 3 adjective1 •Adapted to two separate cultures.[W]ithout English, I would not be how I am: a bilingual and bicultural person at home in both English and Japanese. — 2003 noun1 •A person belonging to two cultures.Compared with ethnic affirmers, biculturals are better educated; have higher incomes, socioeconomic status, and self-esteem; and are more involved in local social networks. — 2013 formsbiculturals · more bicultural · most bicultural