be optional

Frequency: 8.550.1 per million words

Used to state that something is not required or mandatory.

Categories:

Examples (10)

  • The extra language classes are entirely optional.
  • Participation in the workshop is optional for all staff members.
  • Wearing a tie will be optional at the casual Friday event.
  • For this project, the research paper is optional, but highly recommended.
  • The attendance for the evening lecture was optional, so many people left early.
  • You can choose whether to attend; your presence is completely optional.
  • In some advanced courses, the final exam can be optional if you have a high average.
  • Adding extra cheese to your pizza is always optional.
  • The extended warranty is optional and comes with an additional cost.
  • Whether you contribute to the group discussion is optional, but encouraged.