ˈbrain drain BrE AmE noun
the brain drain a movement of highly skilled or professional people from their own country to a country where they can earn more money
ˈbrain drain BrE AmE noun
the brain drain a movement of highly skilled or professional people from their own country to a country where they can earn more money
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012