idealisticEnglishOxford Dictionary of Englishidealistic /ʌɪˌdɪəˈlɪstɪk , ʌɪˌdiːəˈlɪstɪk , ˌʌɪdiəˈlɪstɪk / ▸ adjective 1 characterized by idealism; unrealistically aiming for perfection: often people have such an idealistic picture of farming that it bears almost no relation to the reality I'm as idealistic as I was when I was 18. 2 Philosophy relating to or denoting the theory of idealism. – DERIVATIVES idealistically /ʌɪˌdiːəˈlɪstɪk(ə)li/ adverb