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English definition of “mandatory”


adjective     /ˈmæn.də.tər.i/ US  /-tɔːr.i/ formal
describes something that must be done, or is demanded by law : The minister is calling for mandatory prison sentences for people who assault police officers . Athletes must undergo a mandatory drugs test before competing in the championship . In 1991, the British government made it mandatory to wear rear seat belts in cars .Rules and laws
(Definition of mandatory adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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