1 عمومی:: الزامی، (حق) لازم، الزام اور، واجب، فرضی
شبکه مترجمین ایران
1 general:: adj. VERBS be | become | remain | make sth The college authorities have now made these classes obligatory. ADV. almost, practically | legally PREP. for It is obligatory for vets to be registered.
Oxford Collocations Dictionary