Lucubration
Pronunciation : Lu`cu*bra"tion
Part of Speech : n.
Etymology : [l. lucubratio;cf. F. lucubration.]
Definition : 1. The act of lucubrating, or studying by candlelight; nocturnal study; meditation. After long lucubration I have hit upon such an expedient. Goldsmith.
2. That which is composed by night; that which is produced by meditation in retirement; hence (loosely) any literary composition. Thy lucubrations have been perused by several of our friends. Tatler.
Source : Webster's Unabridged Dictionary, 1913