The emigration of a significant proportion of a country's highly skilled, highly educated professional population, usually to other countries offering better economic and social opportunity (for example, physicians leaving a developing country to practice medicine in a developed country).

The loss of highly skilled people to another region, country or industry, where they can work in a better environment and/or earn more money.

Emigration of trained and talented individuals from the country of origin to another country resulting in a depletion of skills resources in the former.

emigration by people with high levels of education or technical knowledge. Also known as human capital flight.

The migration of skilled workers out of a country. First applied to the migration of British-trained scientists, physicians, and university teachers in the early 1960's, mostly to the United Stat [..]

The emigration of a large proportion of highly skilled and educated professionals, usually from a developing country to a developed country offering better social and economic opportunities.

The phenomenon of large numbers of educated and skilled persons leaving their country of origin to seek work elsewhere, usually in a wealthier country. This can be detrimental to poorer countries that have the least resources to spend on education and training, and the greatest need for a skilled workforce.

The term ‘brain drain’ designates the international transfer of human resources and mainly applies to the migration of relatively highly educated individuals ...

 The migration of individuals with technical skills or knowledge from an area where they have been trained to one where they are usually paid more for their work.