once Copy link Outline I. Numeral adv., one timeII. Denoting concurrence; in phr. at once1. sĭmul2. uno tempore (at one and the same time)3. expr. by īdem (when two things are predicated of the same subject4. expr. by cuncti, universi (all at once)III. Denoting immediateness1. illĭco (on the spot, without interval or hesitation)2. stătimIV. In time past • once: I. Numeral adv., one time: sĕmel: Caes.: Cic.: o. and again, s. atque iterum, Caes. B. G. 1, 31: Suet.: not more than o., non plus quam s., Cic. Off. 3, 15, 61 o. in (his) life, s. in vita, id. Fin. 5, 30, 92: once ... a second time ... a third time ..., semel ... iterum ... tertio, Liv. 23, 9, fin. Also (like Gk. ἅπαξ) = once and for all: Cic. Deiot. 3, 9: Liv. strengthened, semel (et) in perpetuum, Flor. 2, 12, init. II. Denoting concurrence; in phr. at once: 1. sĭmul: she brought forth two at o., [uno partu] duos peperit s., Pl. Am. 5, 2, 8: at o. elated and exasperated, s. inflatus exacerbatusque, Liv. 6, 18, med.: esp. with cum: to lose at o. the inclination and the hope of learning, voluntatem discendi s. cum spe discendi abjicere, Cic. de Or. 2, 33, 142: v. together. 2. uno tempore (at one and the same time): Caes. B. G. 4, 23: Cic. Clu. 9, 28. 3. expr. by īdem (when two things are predicated of the same subject: L. G. § 375): those who are at o. the surest and most zealous advocates, certissimi iidemque acerrimi patroni, Cic. Ph. 10, 8, 16: Caninius at o. your friend and mine, C. tuus idem idemque noster, id. Fam. 9, 2, init. 4. expr. by cuncti, universi (all at once): esp. with simul: to do everything at o., cuncta simul agere, Sall. Cat. 42: they all at o. discharge their missiles at the enemy, in hostem tela universi conjiciunt, Caes. B. G. 5, 44. III. Denoting immediateness: 1. illĭco (on the spot, without interval or hesitation): Ter.: Cic. 2. stătim: v. immediately. IV. In time past: quondam, ōlim, ălĭquando: v. formerly.