To lucubrate is to flesh out and add details to something, usually in writing.

Originally, to lucubrate was to work by artificial light, and that meaning should still be helpful in learning this word: when lucubrating, you're shedding new light on a subject by elaborating, expanding, and adding more details. Lucubrating adds clarity and makes a subject easier to understand: it's often associated with scholars.

Definitions of lucubrate

v add details, as to an account or idea; clarify the meaning of and discourse in a learned way, usually in writing

dilate, elaborate, enlarge, expand, expatiate, exposit, expound, flesh out
abbreviate, abridge, contract, cut, foreshorten, reduce, shorten
reduce in scope while retaining essential elements
cut, edit, edit out
cut and assemble the components of
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provide details for
exposit, expound, set forth
exemplify, illustrate, instance
clarify by giving an example of
particularise, particularize, specialise, specialize, specify
be specific about
depict, describe, draw
give a description of
set forth beforehand, often as an explanation
spell out
make explicit; specify in detail
Type of:
clarify, clear up, elucidate
make clear and (more) comprehensible

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