mandatory — required by law or rules; compulsory
Part of speech: ADJECTIVE
Definition: required by law or rules; compulsory
Pronunciation (IPA): /ˈmændətɔːri/
Example Sentences
- Math class is mandatory, but napping during it is definitely optional.
- The company made safety training mandatory after someone tried to microwave their lunch in the printer.
- Mandatory school uniforms ensure everyone looks equally awkward during their teenage years.
mandatory
ADJECTIVE[/ˈmændətɔːri/]
required by law or rules; compulsory

Wearing safety goggles was mandatory at the construction site.

MAN(hand) + DATE(deadline) — a mandatory rule stamps a required date onto everyone's hand.

The victorious candidate announced that helmet use was mandatory.
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🎤Pronunciation
🌳Etymology
Origin
Derived from Latin 'mandatum', meaning 'command' or 'order'. In ancient Rome, this term originally referred to imperial decrees and authoritative commands. The meaning evolved to denote something obligatory or required by law or authority.
Breakdown
mandatum (Latin: command, order) + -ory (adjective suffix meaning 'of, relating to, or characterized by'). The suffix -ory transforms the noun into an adjective indicating obligation or requirement.
🎵Rhyme
🔗Collocations
📝Examples
“Math class is mandatory, but napping during it is definitely optional.”
“The company made safety training mandatory after someone tried to microwave their lunch in the printer.”
“Mandatory school uniforms ensure everyone looks equally awkward during their teenage years.”
“Military service is mandatory for all male citizens in South Korea.”
📚Related Words
Synonyms
Antonyms
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