gist
[C/U] Both
This word targets the skeletal structure of an idea, stripping away all decorative details, evidence, and fluff to reveal the core message. It is frequently used in fast-paced environments where a full understanding is impossible or unnecessary, such as during a quick briefing or after skimming a long document.
Countable when referring to a specific summary of a particular story or argument. Uncountable when referring to the general essence of a complex situation.