1. a person who has lived in and knows about many different parts of the world; a worldly person
Usage: formal
2. an organism found in most parts of the world
Usage: biology; technical

Examples

• As a true cosmopolite, she felt equally at home in Paris, Tokyo, or New York.
• The diplomat was a cosmopolite who spoke six languages fluently.
• His years of international travel had made him quite the cosmopolite.
• The house sparrow is a cosmopolite, found on every continent except Antarctica.
• Many weeds are cosmopolites that have spread across the globe.
• She considered herself a cosmopolite rather than a citizen of any one country.