cultured Syllabification: (cul·tured)Pronunciation: /ˈkəlCHərd/Translate cultured | into French | into German | into Italian | into Spanish Definition of cultured adjective 1characterized by refined taste and manners and good education:the development of a modern, cultured society 2 Biology (of tissue cells, bacteria, etc.) grown or propagated in an artificial medium. (of a pearl) formed around a foreign body inserted into an oyster. cultured in other Oxford dictionaries Definition of cultured in the British & World English dictionary