polyglot
adjective
[ ˈpɒlɪɡlɒt ]
• knowing or using several languages.
• "New Orleans has always been a polyglot city"
polyglot
noun
• a person who knows and is able to use several languages.
• "Slovenians, being surrounded by many countries, are mostly polyglots"
Origin:
mid 17th century: from French polyglotte, from Greek poluglōttos, from polu- ‘many’ + glōtta ‘tongue’.