mandatorystep

noun
UK /ˈmændətəri stɛp/
US /ˈmændətɔːri stɛp/

A mandatory step is a step you must do and cannot skip.

Washing your hands is a mandatory step before you cook food.


OTHER MEANINGS

2. A stage in a process that everyone has to complete.

Filling out the form is a mandatory step in the application.

3. A part of a set of instructions that cannot be left out.

The safety check is a mandatory step in the experiment.

4. A required action in a game or test.

Touching all the bases is a mandatory step in baseball.