from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The loss of skilled intellectual and technical labor through the movement of such labor to more favorable geographic, economic, or professional environments.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The migration of educated or talented people from less economically advanced areas to more economically advanced areas, especially to large cities or richer countries.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. depletion or loss of intellectual and technical personnel
Spokesmen for the Royal Society of London first coined the expression “brain drain” to describe the outflow of scientists and technologists to the United States and Canada in the early 1950s. (Wiktionary)