Lucubratory

Lu'cu·bra·to·ry adjective [ Latin lucubratorius .] Composed by candlelight, or by night; of or pertaining to night studies; laborious or painstaking. Pope.
Found on http://www.encyclo.co.uk/webster/L/67

Lucubratory

• (a.) Composed by candlelight, or by night; of or pertaining to night studies; laborious or painstaking.
Found on http://thinkexist.com/dictionary/meaning/lucubratory/
No exact match found