particle beam
Americannoun
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Physics. a concentrated stream of particles, as electrons, neutrons, or protons, generated for studying particle interactions, nuclear structure, crystal structure, etc.
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Military. a high-energy stream of such particles for use as a weapon or for antimissile defense.
noun
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a stream of energized particles produced by a particle accelerator
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such a stream emitted by a particle beam weapon
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Still, MDA recently scrapped plans to test a prototype 500-kilowatt airborne laser by 2025 and to develop a space-based neutral particle beam.
From Science Magazine • Jan. 8, 2020
It’s been only seven years since the Tevatron last fired up its particle beam, but it seemed like a much longer time ago.
From New York Times • May 28, 2018
Milner and his team believe a charged particle beam such as the free-electron laser could coax a dark photon out of hiding.
From Washington Times • Jun. 25, 2016
Milner and his team say they believe a charged particle beam such as the free-electron laser could coax a dark photon out of hiding.
From Washington Post • Jun. 24, 2016
Over the following months, he and Ernest sweated to produce an even more energetic particle beam.
From "Big Science" by Michael Hiltzik
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
