Lewis Short
Samŏsăta | Samŏsăta, ae | Sămŏsătēnus, a, um (noun N.f) : τὰ Σαμόσατα
* The capital of Commagene, on the western shore of the Euphrates, now Samosat, Plin. 2, 104, 108, § 235; 5, 24, 20, § 85; 5, 24, 21, § 86.—Also , , , Amm. 14, 8, 7; 18, 4, 7.—Hence, , , of Samosata, a Samosatene: Paulus, Ambros. de Fide, 5, 8, § 105; Incarn. Dom. Sac. 2, § 8.
Charlton T. Lewis, Charles Short, A Latin Dictionary