I.gen. plur. tricenūm, Plin. 7, 49, 50, § 164; 11, 33, 39, § 113), num. distr. adj. [triginta], thirty at a time, thirty each, thirty.
I. Lit., distributively: “lecti,” Cic. Verr. 2, 4, 26, § 58: “tricenos milites ex singulis legionibus, Auct. B. Afr. 75, 5: dies,” Col. 2, 14, 8: “amphorae,” id. 3, 3, 14: “bini dentes,” Plin. 7, 16, 15, § 71: “latent tricenis diebus,” id. 9, 36, 60, § 125: “nummi,” Mart. 10, 27, 3.—
II. Transf., thirty cardinally: “medica ab uno satu tricenis annis durat,” Plin. 18, 16, 43, § 144: “(inplent) anguillae in Gange amne tricenos pedes,” id. 9, 3, 2, § 4; Mart. 1, 44, 1.—Gen. tricenūm, Auct. Her. 3, 19, 32; Plin. 7, 49, 50, § 164; 11, 33, 38, § 113; Front. Aquaed. 49.
