Origin: Greek prefix poly-
Polyglot has 4 different meanings across 2 categories:
One who has mastered, notably speaks, several languages.
having a command of or composed in many languages
"a polyglot traveler"
"a polyglot Bible contains versions in different languages"
Versed in, or speaking, many languages.
The word "polyglot" comes from Ancient Greek, where it originally meant "speaking many languages." It is formed by combining a prefix meaning "many" with a root for "tongue" or "language."