lucubrate

[ loo-kyoo-breyt ]SEE DEFINITION OF lucubrate
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

WORD ORIGIN

"to work at night," 1620s, from Latin lucubratus, past participle of lucubrare "to work by lamplight" (see lucubration). Literally, "to work by artificial light," hence "to work laboriously."

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Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.