what is global migration definition
âº a âsituation in which âpeople go to âlive in âforeign countries, especially in âorder to âfind âwork: Most âglobal âmigration is from âdeveloping countries to âdeveloped ones.âglobal âmigration âpatterns. (Definition of global migration from the Cambridge Business English Dictionary Â© Cambridge University Press).ow many is a billion? The answer may seem obvious, but the use of this word can lead to confusion. In the UK and Ireland the word traditionally meant the number 1,000,000,000,000 (a million millions), which is called a trillion in the United States.