1 adjective also GEOG, LING of Caucasus regionCugasach adj1 c m uhe's Caucasianis Cugasach éthe Caucasian languagesna teangacha Cugasacha2 adjective GEOG of white European origingeal adj1 c m u3 noun GEOG sb of Caucasian originCugasach masc1 c m u4 noun white personduine geal c m u