lucubration Meaning, Definition & Usage

  1. noun a solemn literary work that is the product of laborious cogitation
  2. noun laborious cogitation

WordNet

Lu`cu*bra"tion noun
Etymology
l. lucubratio;cf. F. lucubration.
Definitions
  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.

Webster 1913