from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Composed by candlelight, or at night.
from the GNU version of the Collaborative International Dictionary of English
- adj. Composed by candlelight, or by night; of or pertaining to night studies; laborious or painstaking.
from The Century Dictionary and Cyclopedia
- Composed by candle-light; pertaining to nocturnal study or serious thought.
Latin lucubratorius. (Wiktionary)
And by close application to my book at night, my visage became considerally emaciated by extreme perspiration, having no lucubratory aparatus, no candle, no lamp, nor even light-wood, being chiefly raised in oaky woods.