mandatory

adjective
UK: /ˈmændətəri/
US: /ˈmændətɔːri/

  1. If something is mandatory, you must do it; it is required by a law or rule.

    1. Wearing a seat belt is mandatory in this car.
    2. The law made wearing helmets mandatory for all motorcycle riders for safety.

  2. Describing something that is essential or compulsory, needing to be done.

    1. Attendance is mandatory, or you'll be excluded from the final exam.
    2. Completion of this safety course is mandatory before operating the machinery involved.

Synonyms

compulsory obligatory required requisite

Frequently Asked Questions

The word "mandatory" in English means: If something is mandatory, you must do it; it is required by a law or rule., Describing something that is essential or compulsory, needing to be done..

The phonetic transcription of "mandatory" is /ˈmændətəri/ in British English and /ˈmændətɔːri/ in American English. Click the 🔊 button to hear both pronunciations.

Synonyms for "mandatory": compulsory, obligatory, required, requisite.

Example usage of "mandatory": "Wearing a seat belt is mandatory in this car.". More examples on the page.