compulsory
Pronunciation
Adjective
B2 Upper-intermediate
Quick answer
Required by a rule or law, so there's no real choice about doing it.
Synonyms and antonyms
Synonyms
mandatory
obligatory
Antonyms
optional
voluntary
Usage notes
"Compulsory" is common in education and law, as in "compulsory education".
Test yourself
Which word fits the gap? "Wearing a seatbelt is _____ in most countries."
Answer: compulsory
In your own words, what does "compulsory" mean?
Required by a rule or law, so there's no real choice about doing it.
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