essentialfacts

noun
UK /ɪˈsɛnʃəl fækts/
US /ɪˈsɛnʃəl fækts/

The most important true things you need to know about something.

The teacher gave us the essentialfacts about volcanoes before the science test.


OTHER MEANINGS

2. The main points of a story or report.

She summarized the essentialfacts of the news article in three sentences.

3. The facts that are necessary to understand a topic.

Before you build the model, learn the essentialfacts about how bridges work.

4. The most important true details about a person or event.

The detective wrote down the essentialfacts of the case.