elucubration

e·lu·cu·bra·tion

 (ĭ-lo͞o′kyo͝o-brā′shən)
n.
1. The act or process of elucubrating.
2. A written work produced by elucubrating.

[Latin ēlūcubrāre, ēlūcubrāt-, to work at night by lamplight over : ē-, ex-, ex- + lūcubrāre, to work at night by lamplight; see lucubrate.]

elucubration

(ɪˌluːkjʊˈbreɪʃən)
n
1. (Literary & Literary Critical Terms) obsolete the practice of elucubrating
2. (Literary & Literary Critical Terms) a literary work produced by elucubrating