lucubrate Copy link Outline 1. lūcubro, 1 (to work by candle-light)2. ēlūcubro, 1 (to compose by candle-light) • lucubrate: 1. lūcubro, 1 (to work by candle-light): Cels. 1, 2, med.: Plin. min. Also to produce by night-study, Cic. Par. prooem.: Mart. 2. ēlūcubro, 1 (to compose by candle-light): Cic. Br. 90, extr.: Tac.: Col.