1. [n]  a sophisticated person who has travelled in many countries
2. [adj]  of worldwide scope or applicability; "an issue of cosmopolitan import"; "the shrewdest political and ecumenical comment of our time"- Christopher Morley; "universal experience"
3. [adj]  composed of people from or at home in many parts of the world; especially not provincial in attitudes or interests; "his cosmopolitan benevolence impartially extended to all races and to all creeds"- T.B. Macaulay; "the ancient and cosmopolitan societies of Syria and Egypt"; "that queer, cosmopolitan, rather sinister crowd found around the Marseilles docks"
4. [adj]  (ecology) growing or occurring in many parts of the world; "a cosmopolitan herb"; "cosmopolitan in distribution"

COSMOPOLITAN is a 12 letter word that starts with C.

1. \Cos`mo*pol"i*tan\ (-p?l"?-tan), Cosmopolite
   

2. \Cos`mo*pol"i*tan\, Cosmopolite \Cos*mop"o*lite\,
   a.
   1. Having no fixed residence; at home in any place; free from
      local attachments or prejudices; not provincial; liberal.
   
            In other countries taste is perphaps too exclusively
            national, in Germany it is certainly too
            cosmopolite.                          --Sir W.
                                                  Hamilton.
   
   2. Common everywhere; widely spread; found in all parts of
      the world.
   
            The Cheiroptera are cosmopolitan.     --R. Owen.