subatomic
Americanadjective
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of or relating to a process that occurs within an atom.
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noting or pertaining to a particle or particles contained in an atom, as electrons, protons, or neutrons.
adjective
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of, relating to, or being a particle making up an atom or a process occurring within atoms
the electron is a subatomic particle
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having dimensions smaller than atomic dimensions
Etymology
Origin of subatomic
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.
The Pleiadians would then harness spiritual energy from subatomic tachyon particles in order to heal me, performing what Tourtsakis referred to as “surgeries.”
From Slate ● Sep. 22, 2026
For decades, the mystery of fundamental constants was mostly explored through black holes, stars, and subatomic particles.
From Science Daily ● May 8, 2026
In 2023, scientists detected a subatomic particle called a neutrino hitting Earth with an energy level so extreme it seemed impossible.
From Science Daily ● Apr. 8, 2026
A quantum computer uses qubits—shorthand for quantum bits—to harness the behavior of subatomic particles, which can exist in multiple states at once.
From The Wall Street Journal ● Mar. 23, 2026
Improbably he wondered if the neutron–the subatomic particle that had just been discovered in England by James Chadwick, and was thus both novel and rather fashionable–might be at the heart of things.
From "A Short History of Nearly Everything" by Bill Bryson
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