trĭlinguis, e, adj. [ter-lingua].
I triple-tongued , having three tongues : ōs (Cerberi), Hor. C. 3, 11, 20: cantus (Hecates), Val. Fl. 7, 184: colla (i. e. serpentis), Prud. Cath. 3, 150. —
II Speaking three tongues or languages : Massilienses (who spoke Greek, Latin, and Gallic), Varr. ap. Isid. Orig. 15, 1 fin. : Siculi (because they spoke Greek, Punic, and Latin), Ap. Met. 11, 5, 13; ego Hebraeus, Graecus, Latinus: trilinguis, Hier. in Ruf. 3, 6.