Learn how to say Cosmopolitans correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word cosmopolitan:
a person who has lived and travelled in many countries, esp one who is free of national prejudices
having interest in or familiar with many parts of the world
sophisticated or urbane
composed of people or elements from all parts of the world or from many different spheres
(of plants or animals) widely distributed
C17: from French, ultimately from Greek kosmopolitēs, from kosmo-cosmo- + politēs citizen