(something) is mandatory

When you say that something "is mandatory", it means that you have to do it. Examples of things that are "mandatory" include:

  • a mandatory meeting
  • mandatory reading (books you have to read for a class)
  • mandatory retirement (making people retire when they reach a certain age)
  • mandatory military service (men in some countries have to serve in the military for a few years)

This phrase appears in these lessons: