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WordReference Random House Unabridged Dictionary of American English © 2024lu•cu•bra•tion (lo̅o̅′kyŏŏ brā′shən),USA pronunciation n. - laborious work, study, thought, etc., esp. at night.
- the result of such activity, as a learned speech or dissertation.
- Often, lucubrations. any literary effort, esp. of a pretentious or solemn nature.
- Latin lūcubrātiōn- (stem of lūcubrātiō) night-work. See lucubrate, -ion
- 1585–95
Collins Concise English Dictionary © HarperCollins Publishers:: lucubration /ˌluːkjʊˈbreɪʃən/ n - laborious study, esp at night
- (often plural) a solemn literary work
lu•cu•brate /ˈlukyʊˌbreɪt/USA pronunciation v. [no object], -brat•ed, -brat•ing. - to study hard and for long hours.
lu•cu•bra•tion /ˌlukyʊˈbreɪʃən/USA pronunciation n. [uncountable]See -luc-. WordReference Random House Unabridged Dictionary of American English © 2024lu•cu•brate (lo̅o̅′kyŏŏ brāt′),USA pronunciation v.i., -brat•ed, -brat•ing. - to work, write, or study laboriously, esp. at night.
- to write learnedly.
- Latin lūcubrātus, past participle of lūcubrāre to work by artificial light, equivalent. to lūcu-, variant (before labials) of lūci-, combining form of lūcēre to shine + -br(um) instrumental suffix + -ā- theme vowel + -tus past participle suffix
- 1615–25;
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