I.a working by lamp-light, night-work, nocturnal study, lucubration.
I. Lit.: “per hiemem lucubratione haec facito,” Cato, R. R. 37: “lucubrationes detraxi,” Cic. Div. 2, 68, 142: “ista sunt tota commenticia, vix digna lucubratione anicularum,” hardly worth the evening gossip of old women, id. N. D. 1, 34, 94: “cannabis lucubrationibus decorticata purgatur,” Plin. 19, 9, 56, § 174: “est enim lucubratio, quoties ad eam integri ac refecti venimus, optimum secreti genus,” Quint. 10, 3, 27: “et vigilandae noctes, et fuligo lucubrationum bibenda,” id. 11, 3, 23. —
II. Transf., any thing done or composed at night, night-work, lucubration: “perire lucubrationem meam nolui, i. e. epistolam noctu scriptam,” Cic. Fam. 9, 2, 1.—As title of a work by Bibaculus, Plin. praef. § 24.