2 entries under this word

Lucubrate

Lū'cu-brāte, v. i.

verbintransitive

v. i. [imp. & p. p. LUCUBRATED; p. pr. & vb. n. LUCUBRATING.] [Lat. lucubrare, lucubratum, to work by lamp light, from lux, light; It. lucubrare, Sp. lucubrar, Fr. lucubrer.] To study by candle-light or a lamp; to study by night.

Lū'cu-brāte, v. t.

verbtransitive

v. t. To elaborate or perfect by night study or laborious endeavor.