- the branch of physics that deals with the properties and behavior of elementary particles.
Compare high-energy physics.
Origin of particle physics
First recorded in 1945–50
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- the study of fundamental particles and their propertiesAlso called: high-energy physics
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
- The branch of physics that deals with subatomic particles. See also quantum field theory quantum mechanics.
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