mandatory
US /ˈmæn.də.tɔːr.i/
UK /ˈmæn.də.tɔːr.i/

1.
wajib, mandatori, keharusan
required by law or rules; compulsory
:
•
Wearing a helmet is mandatory for all cyclists.
Mengenakan helm wajib bagi semua pengendara sepeda.
•
Attendance at the meeting is mandatory.
Kehadiran dalam rapat wajib.