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n. (used with a sing. verb)
Any of various statistical models used in physics, as in kinetic theory, to describe the aggregate properties of large numbers of particles.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(General Physics) (functioning as singular) the study of the properties of physical systems as predicted by the statistical behaviour of their constituent particles
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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|Noun||1.||statistical mechanics - the branch of physics that makes theoretical predictions about the behavior of macroscopic systems on the basis of statistical laws governing its component particles|
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