exclusion principle definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
Pauli exclusion principle
exclusion principle definition by American Heritage Dictionary
nounThe American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
The principle that two particles of a given type, such as electrons, protons, or neutrons, cannot simultaneously occupy a particular quantum state. Also called Pauli exclusion principle.