Source : Webster's Revised Unabridged Dictionary (1913)

Lucubrate \Lu"cu*brate\, v. i. [imp. & p. p. {Lucubrated}; p.
   pr. & vb. n. {Lucubrated}.] [L. lucubratus, p. p. of
   lucubrare to work by lamplight, fr. lux light. See {Light},
   n.]
   To study by candlelight or a lamp; to study by night.

Lucubrate \Lu"cu*brate\, v. t.
   To elaborate, perfect, or compose, by night study or by
   laborious endeavor.

Source : WordNet®

lucubrate
     v : add details, as to an account or idea; clarify the meaning
         of and discourse in a learned way, usually in writing;
         "She elaborated on the main ideas in her dissertation"
         [syn: {elaborate}, {expatiate}, {exposit}, {enlarge}, {flesh
         out}, {expand}, {expound}, {dilate}] [ant: {abridge}]