Thumbs up هل تعرف الفرق بين هذه الكلمات Compulsory , Mandatory , Obligatory

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جميع الثلاث كلمات تأتى بمعنى اجبارى او الزامى ولكن الاستخدام يختلف حسب سياق الجملة

Compulsory , Mandatory , Obligatory

compulsory / BrE ; AmE / ( rather formal )

that must be done because of a law or rule

It is compulsory for all motorcyclists to wear helmets. ◇ English is a compulsory subject at this level.
Compulsory schooling ends at sixteen. ◇ There is no compulsory education in this part of

Africa. ◇ The strikers are protesting against the threat of compulsory redundancies.

mandatory / BrE ; AmE ( BrE also ) / ( formal )

that must be done because of a law

It is mandatory for blood banks to test all donated blood for the virus. ◇ The offence

carries a mandatory life sentence.

obligatory / BrE ; AmE / ( formal )

that must be done because of a law or rule

It is obligatory for all employees to wear protective clothing.

The college authorities have now made these classes obligatory.

Obligatory is sometimes used humorously before a noun to talk about sth that often exists

or is done, but that is not really necessary at all: The hotel has a terrace with comfy

chairs for that obligatory cocktail.

NOTE COMPULSORY, MANDATORY OR OBLIGATORY?

Compulsory is used especially in the contexts of education, business and
employment: compulsory education/schooling/reading/subjects ◇
compulsory insurance/liquidation/purchase/redundancy/retirement .
Mandatory is used especially in the context of the law: a mandatory
sentence/penalty/duty/requirement . Obligatory is often used to talk
about rules and laws relating to safety, for example in sport or the
workplace: Recently safety regulations have made it obligatory for all
competitors to wear fist protectors.

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