Lampsacum, i, n., and Lampsa-cus (-os), i, f., = Λάμψακος, a city of Mysia, on the Hellespont, now Lamsaki.

—Form Lampsacum, Cic. Verr. 2, 1, 24, § 63; Mel. 1, 19.

—Form Lampsacus, Val. Fl. 2, 624; Ov. Tr. 1, 10, 26.

—Hence, Lampsacēnus, a, um, adj., of or belonging to Lampsacum, Lampsacene: urbs, Val. Max. 7, 3, 4: homines, i. e. inhabitants of Lampsacum, Lampsacenes, Cic. Verr. 2, 1, 24, § 63.

—Subst.: Lampsacēni, ōrum, m., the inhabitants of Lampsacum, the Lampsacenes, Cic. Verr. 2, 1, 32, § 81.

— Lampsacius, a, um, adj., of or belonging to Lampsacum: versus, i. e. obscene, Mart. 11, 16, 3: puellae, id. 11, 51, 2.