LUCUBRATION. Today’s juicy word, lucubration, is a noun meaning laborious study, or meditation. It calls to mind ancient scribes working over the gospels, or even anyone today lost in complete concentration in what they are doing. Its use in a sentence might be: The study of ancient translations of the gospels from Arabic to Greek involves much lucubration on the part of the translator. Or, The Buddhist monk sat with his eyes closed lost in lucubration on the coming and going of birth and death.