pol·y·glot 
(pŏlē-glŏt′)
(pŏlē-glŏt′)adj.
Speaking, writing, written in, or composed of several languages.
n.
1. A person having a speaking, reading, or writing knowledge of several languages.
2. A book, especially a Bible, containing several versions of the same text in different languages.
3. A mixture or confusion of languages.
[French polyglotte, from Greek poluglōttos : polu-, poly- + glōtta, tongue, language.]
poly·glot′ism, poly·glot′tism n.