dĭălŏgus, i, m., = διάλογος,
a (philosophical) conversation, a dialogue (for syn. cf.: colloquium, contio, contentio, oratio), Cic. Or. 44 fin. ; id. Brut. 60 fin. ; Quint. 5, 14, 27; 6, 3, 44 al. (written as Greek, Cic. Att. 5, 5; 15, 13; Quint. 9, 2, 31; in the last passage transl. by sermocinatio).