What does "lucubrates" mean?

third-person singular simple present indicative of lucubrate

What is a synonym for "lucubrates"?

Common synonyms include: bear down, bone, burn the midnight oil, con, contemplate, cram.

verb

verb ·Rare ·Advanced level

Verb

1
third-person singular simple present indicative of lucubrate form-of, indicative, present, singular, third-person