Definitions of cosmopolitan:

• noun:   a sophisticated person who has travelled in many countries
• adjective:   of worldwide scope or applicability

  Example: "An issue of cosmopolitan import"

• adjective:   composed of people from or at home in many parts of the world; especially not provincial in attitudes or interests

  Example: "His cosmopolitan benevolence impartially extended to all races and to all creeds- T.B. Macaulay"

• adjective:   growing or occurring in many parts of the world

  Example: "A cosmopolitan herb"