multilingual; in many languages
Describes something that involves or is expressed in multiple languages. Often used in contexts like multilingual services, documents, or communities.
This app supports multiple languages.
Multilingual information signs were installed at the airport.
多言語 is a more common and concise term for 'multilingual'. 多国籍言語 emphasizes the international or multinational aspect, often implying a broader cultural or national scope.
Compound of 多国籍 (multinational) and 言語 (language). The exact derivation is uncertain, but it follows a common pattern of combining 多国籍 with a noun to indicate multinational or international scope.