obligatory — required by law, rule, or custom; compulsory
Part of speech: ADJECTIVE
Definition: required by law, rule, or custom; compulsory
Pronunciation (IPA): /əˈblɪɡəˌtɔri/
Example Sentences
- Wearing a helmet while riding a motorcycle is obligatory in most countries.
- The obligatory family photo at every wedding always takes forever.
- Math and English are obligatory subjects in high school.
obligatory
ADJECTIVE[/əˈblɪɡəˌtɔri/]
required by law, rule, or custom; compulsory

Required uniform, no choice allowed

Safety rules in the laboratory, speech training in the oratory - both obligatory!
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🎤Pronunciation
🌳Etymology
Origin
From Latin 'obligatorius,' derived from 'obligare' meaning 'to bind' or 'to constrain.' The word combines the prefix 'ob-' (toward) with 'ligare' (to bind).
Breakdown
ob- (toward) + lig (bind) + -atory (adjective suffix meaning 'tending to') = obligatory
🎵Rhyme
🔗Collocations
📝Examples
“Wearing a helmet while riding a motorcycle is obligatory in most countries.”
“The obligatory family photo at every wedding always takes forever.”
“Math and English are obligatory subjects in high school.”
“He made the obligatory joke about the weather to break the ice.”
📚Related Words
Synonyms
Antonyms
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