ELUCUBRATE

[elu.cu.brate] vt -brat.ed ; -brat.ing [L elucubratus, pp. of elucubrare to work on far into the night, fr. e- + lucubrare to work by lamplight--more at lucubration] (ca. 1623): to work out or express by studious effort -- elu.cu.bra.tion n