trīcēni, ae, a (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.