insular Pronunciation: /ˈɪnsjʊlə(r)/Translate insular | into Italian | into Spanish German translation of insularadj. 1 Insel-; insular (fachspr.) 2 (fig.) (narrow-minded) provinziell (abwertend)insular in other Oxford dictionaries Definition of insular in the British & World English dictionary Definition of insular in the US English dictionary