quintānus — Lewis & Short
quintānus, a, um, adj.quintus,
I of or belonging to the fifth, viz.,
I Of or belonging to the fifth rank or order, the fifth in order: nonae quintanae dicuntur, quae quinto mensis die veniunt: sicut septimanae, quae septimo, that fall on the fifth day of the month (but septimana, that fall on the seventh), Varr. L. L. 6, § 27 Müll.; cf. Macr. S. 1, 15:
vineas semper quintanis seminari (sc. vicibus),at every fifth stake, Plin. 17, 22, 35, § 169.—
B Subst.: quintāna, ae, f. (sc. via), a street in the camp, which intersected the tents of the two legions in such a manner as to separate the fifth maniple from the sixth, and the fifth turma from the sixth. Here was the market and businessplace of the camp: quintana appellatur porta in castris post praetorium, ubi rerum utensilium forum sit, Paul. ex Fest. p. 256 Müll.:
ad quaestorium forum quintanamque hostes pervenerunt,Liv. 41, 2, 11.—
Hence, transf.: quintana domi constituta,a market, Suet. Ner. 26.—
II Of or belonging to the fifth legion; only subst.: quin-tāni, ōrum, m., the soldiers of the fifth legion, Tac. H. 1, 37; 1, 55; 4, 36.