Meaning of lucubrate

lu•cu•brate

Pronunciation: (l'kyoo-brāt"), [key]
— -brat•ed, -brat•ing.
  1. to work, write, or study laboriously, esp. at night.
  2. to write learnedly.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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