mandatory Meaning in Cambridge American English Dictionary
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Meaning of "mandatory" - American English Dictionary

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mandatoryadjective [not gradable]

 us   /ˈmæn·dəˌtɔr·i, -ˌtoʊr·i/
made necessary, usually by law or by some other rule: The test includes a mandatory essay question.
Translations of “mandatory”
in Chinese (Traditional) 強制的, 必須履行的, 法定的…
in Russian обязательный…
in Turkish zorunlu, mecburî, kaçınılmaz…
in Chinese (Simplified) 强制的, 必须履行的, 法定的…
in Polish obowiązkowy…
(Definition of mandatory from the Cambridge Academic Content Dictionary © Cambridge University Press)
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