high-energy physics

[hahy-en-er-jee]

noun

the branch of particle physics that deals with the collisions of particles accelerated to such high energies that new elementary particles are created by the collisions.

Origin of high-energy physics

First recorded in 1960–65

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for high-energy physics

high-energy physics

noun

another name for particle 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