To study or write in a scholarly or intensive manner, especially late at night.

To work or study hard, typically during the night.

रात में कड़ी मेहनत करना या अध्ययन करना।

English Usage: He would often lucubrate late into the night to meet his deadlines.

Hindi Usage: वह अक्सर अपनी समय सीमा को पूरा करने के लिए रात में कड़ी मेहनत करता।