essentialform

noun
UK /ɪˈsɛnʃəl fɔːm/
US /ɪˈsɛnʃəl fɔːrm/

The basic shape or main part of something that makes it what it is.

The essentialform of a house is a roof and walls that keep you safe.


OTHER MEANINGS

2. The simplest version of an idea or thing, with nothing extra added.

The teacher drew the essentialform of a triangle on the board.

3. The most important part of a design that cannot be removed.

In art class, we learned that the essentialform of a face is an oval.

4. A pattern that shows what something is really like inside.

The scientist studied the essentialform of the crystal to understand its nature.