subatomic

adjective
sub·​atom·​ic | \ ˌsəb-ə-ˈtä-mik How to pronounce subatomic (audio) \

Definition of subatomic

1 : of or relating to the inside of the atom
2 : of, relating to, or being particles smaller than atoms

Examples of subatomic in a Sentence

Recent Examples on the Web

This subatomic dance is what gives fluorescents their astral glow. Los Angeles Times, "Day-Glo masterpieces are fading. A conservator and her team are racing to save them," 5 Sep. 2019 NPBs involve accelerating streams of atomic or subatomic particles to nearly light speed and shooting them downrange at a target. Kyle Mizokami, Popular Mechanics, "The Pentagon Is Giving Up on Particle Beam Weapons," 8 Sep. 2019 But Max Planck, Albert Einstein, Niels Bohr and their contemporaries discovered that down among atoms and subatomic particles, this concreteness dissolves into a soup of possibilities. Wired, "Quantum Darwinism Could Explain What Makes Reality Real," 28 July 2019 But Max Planck, Albert Einstein, Niels Bohr and their contemporaries discovered that down among atoms and subatomic particles, this concreteness dissolves into a soup of possibilities. Philip Ball, WIRED, "Quantum Darwinism Could Explain What Makes Reality Real," 28 July 2019 Pinfold’s experiment, at the $4 billion Large Hadron Collider (LHC), is sifting through subatomic shrapnel for monopolar signatures, and scientists are also keeping their eyes peeled for cosmic monopoles falling from space. Adam Hadhazy, Discover Magazine, "Scientists Hunt for A Seeming Paradox: A Magnet With Only One Pole," 13 Nov. 2018 Scientists have learned more about the subatomic particles known as neutrinos, sometimes called ghost particles. David Grossman, Popular Mechanics, "Ghost Particles Could Explain Just About Everything in the Universe," 23 Aug. 2019 Qubits, which can be made of atoms or subatomic particles, behave according to the laws of quantum mechanics. Jeanne Whalen, Washington Post, "Seven basic questions about quantum technology, answered," 18 Aug. 2019 But Max Planck, Albert Einstein, Niels Bohr and their contemporaries discovered that down among atoms and subatomic particles, this concreteness dissolves into a soup of possibilities. Wired, "Quantum Darwinism Could Explain What Makes Reality Real," 28 July 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'subatomic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of subatomic

1874, in the meaning defined at sense 1

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Statistics for subatomic

Last Updated

2 Oct 2019

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The first known use of subatomic was in 1874

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More Definitions for subatomic

subatomic

adjective

English Language Learners Definition of subatomic

: smaller than an atom
: of or relating to the inside of an atom

subatomic

adjective
sub·​atom·​ic | \ ˌsəb-ə-ˈtäm-ik How to pronounce subatomic (audio) \

Medical Definition of subatomic

1 : of or relating to the inside of the atom
2 : of, relating to, or being particles smaller than atoms

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