Skip to content
GREMockTests
GRE vocabulary

obligatory

adjectiveCommon GRE wordMore O words

required by rule, law, or custom

In a sentence

Obligatory in a sentence

Here is an example sentence showing obligatory in a sentence.

Attendance at the safety briefing is obligatory for all new employees.

Synonyms
compulsorymandatoryrequired
Antonyms
optionalvoluntarydiscretionary
Common questions

Questions about “obligatory

Obligatory (adjective) means required by rule, law, or custom
Here is obligatory used in an example sentence: "Attendance at the safety briefing is obligatory for all new employees."
Common synonyms for obligatory include compulsory, mandatory, required.
Antonyms of obligatory include optional, voluntary, discretionary.
Obligatory is a GRE-level vocabulary word worth knowing for the Verbal section.

Learn words the way the GRE tests them.

Vocabulary sticks when you meet it in real sentences. Practise these words inside text completion and sentence equivalence questions.