compulsoryadjectiveuk /kəmˈpʌl.sər.i/ us /-sɚ-/
- English is compulsory for all students, but art and music are optional.
- They proposed making secondary education compulsory up to the age of 18.
- He has just finished a stint of compulsory military service.
- Attendance at lectures is compulsory.
- These books are compulsory reading for students of architecture.