1. to study or work late into the night; to write or compose by candlelight or lamplight
Usage: formal; archaic or literary
2. to produce written work through laborious effort or study
Usage: formal; often used with a tone of mild criticism

Examples

• The scholar lucubrates in her study every evening, surrounded by ancient texts.
• He lucubrates over his manuscript, revising each sentence with meticulous care.
• Medieval monks lucubrated by candlelight, copying manuscripts for hours.
• She lucubrates late into the night to meet her publishing deadline.
• The author lucubrates on philosophical questions in her latest essay collection.