necessaryelement

noun
UK /ˈnesəsəri ˈelɪmənt/
US /ˈnesəseri ˈeləmənt/

A necessary element is a thing you must have to make something work or happen.

Water is a necessary element for plants to grow.


OTHER MEANINGS

2. A basic part that cannot be left out of a recipe or plan.

Flour is a necessary element of bread.

3. Something needed for a machine or system to run properly.

Batteries are a necessary element of a flashlight.

4. A person or thing that is very important for success.

Teamwork is a necessary element of winning the game.