1. a piece of writing or creative work produced with great labor and effort, especially one that is overly elaborate or pedantic
Usage: formal; often used with a slightly critical or humorous tone
2. laborious study or writing, especially done late at night by candlelight
Usage: archaic; literary

Examples

• His latest elucubration on medieval philosophy was dense and difficult to follow.
• The professor's elucubration filled three volumes but added little new insight to the field.
• She spent months on this elucubration, revising every sentence multiple times.
• Critics dismissed the novel as an overwrought elucubration lacking genuine emotion.
• The author's elucubrations were the product of countless nights of careful research and writing.