ideologueEnglishOxford Dictionary of Englishideologue /ˈʌɪdiəlɒɡ , ˈɪdiəlɒɡ / ▸ noun an adherent of an ideology, especially one who is uncompromising and dogmatic: he doesn't consider himself a political ideologue, preferring to arrive at conclusions pragmatically. – ORIGIN early 19th century: from French idéologue; see also ideology.