Source : Webster's Revised Unabridged Dictionary (1913)

Cosmopolitan \Cos`mo*pol"i*tan\ (-p?l"?-tan), Cosmopolite
\Cos*mop"o*lite\ (k?z-m?p"?-l?t), n. [Gr. ???; ko`smos the world
   + ??? citizen, ??? city: cf. F. cosmopolitain, cosmopolite.]
   One who has no fixed residence, or who is at home in every
   place; a citizen of the world.

Cosmopolitan \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.

Source : WordNet®

cosmopolitan
     adj 1: growing or occurring in many parts of the world; "a
            cosmopolitan herb"; "cosmopolitan in distribution"
            [syn: {widely distributed}] [ant: {endemic}]
     2: 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" [ant: {provincial}]
     3: of worldwide scope or applicability; "an issue of
        cosmopolitan import"; "the shrewdest political and
        ecumenical comment of our time"- Christopher Morley;
        "universal experience" [syn: {ecumenical}, {oecumenical},
        {general}, {universal}, {worldwide}]
     n : a sophisticated person who has travelled in many countries
         [syn: {cosmopolite}]