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British Dictionary definitions for exchange force

exchange force

noun physics
  1. a force between two elementary particles resulting from the exchange of a virtual particle
  2. the force causing the alignment of the magnetic dipole moments of atoms in ferromagnetic materials
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

exchange force in Science

exchange force

[ĭks-chānj]
  1. A force that results from the continuous interchange of particles between two or more bodies. The exchange of electrons between two atoms or molecules, for example, is an exchange force, as is the exchange of gluons between quarks in the strong nuclear force.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.