Lewis & Short

Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.

Thūrĭi, ōrum, m., = Θούριοι, a city of Lucania, on the Tarentine Gulf, built upon the site of the ancient Sybaris, Varr. R. R. 1, 7, 6; Cic. Att. 9, 19, 3 (and perh., also, id. ib. 9, 3, 5); Caes. B. C. 3, 22; Tac. A. 14, 21; Suet. Aug. 2; Liv. 25, 15, 9.
Called also Thūrĭum, ii, n., = Θούριον, Mel. 2, 4, 8; Plin. 3, 11, 15, § 67; Cic. Att. 3, 5 (Thurii, where, perh., Turiis should be read).
Hence, Thūrīnus, a, um, adj., of or belonging to Thurii, Thurine: ager, Cic. Tull. 14; Caes. B. C. 3, 22; Liv. 34, 53; Plin. 16, 21, 33, § 81; Suet. Aug. 3: colles, Plin. 14, 3, 4, § 39; cf. vina, id. 14, 6, 8, § 69: sinus, i. e. the Tarentine Gulf, upon which Thurii was situated, Ov. M. 15, 52: Ornytus, of Thurii, Hor. C. 3, 9, 14; so, Viscus, id. S. 2, 8, 20: in Thurinum, into the Thurine territory, Caes. B. C. 3, 21.
Plur. subst.: Thūrīni, ōrum, m., the inhabitants of Thurii, Liv. 25, 1; 25, 15; Plin. 34, 6, 15, § 32.