N / Nessus
noun

Nessus

gen. Nessi · gender masculine · decl. 2nd
A river in Thrace; the Mesto; Karasu
A river in Thrace, now the Mesto or (Turkish) Karasu, Liv. 45, 29, 6; also called Nestos ( = Νέστος), Mel. 2, 2.—
A Centaur, who, on offering violence to Dejanira, was slain by Hercules with a poisoned arrow
A Centaur, who, on offering violence to Dejanira, was slain by Hercules with a poisoned arrow, Ov. M. 9, 101 sq.; Hyg. Fab. 34.—Hence,
adj., of Nessus
Nessēus, a, um, adj., of Nessus: venenum, with the blood of Nessus, poisoned by the arrow of Hercules, Ov. H. 9, 163: palla tabe Nesseā illita, Sen. Herc. Oet. 716.