lucubrate

Borrowed from Latin lūcubrātus, perfect passive participle of lūcubrō (“work by candlelight”), from lūx (“light”).

• IPA^(key): /ˈluː.kjə.bɹeɪt/

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lucubrate (third-person singular simple present lucubrates, present participle lucubrating, simple past and past participle lucubrated)

1. (rare) To work diligently by artificial light; to study at night.
   • 1991 December, K. Boo, “The organization woman”, in The Washington Monthly, volume 23, issue 12, page 44:

     Instead, as Oklahoma’s tenure committee lucubrated over Hill’s future, […]

2. To work or write like a scholar.
   • 1846, Nathaniel Chipman, in Daniel Chipman, The Life of Hon. Nathaniel Chipman, LL.D., p. 261,

     […] I shall not hesitate to repeat some of my former thoughts, when lucubrating upon the same subject.

• lucubrated (obsolete)

• elucubrate
• lucubration
• lucubratist (obsolete)
• lucubrator
• lucubratory

• tubercula

lūcubrāte

1. first-person plural present active imperative of lūcubrō