/ ˈpɒliglɒt; NAmE ˈpɑːliglɑːt/ adjective
( formal ) knowing, using or written in more than one language
SYN multilingual :
a polyglot nation
► poly·glot noun
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WORD ORIGIN
mid 17th cent.: from French polyglotte , from Greek poluglōttos , from polu- many + glōtta tongue.