electron
noun
elec·tron
i-ˈlek-ˌträn 
: an elementary particle consisting of a charge of negative electricity equal to about 1.602 × 10−19 coulomb and having a mass when at rest of about 9.109 × 10−31 kilogram or about ¹/₁₈₃₆ that of a proton
Examples of electron in a Sentence
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This allows laser light to interact with the electrons inside the material in a nonlinear way that keeps their phases in sync.
—
The Physics Arxiv Blog, Discover Magazine, 31 Mar. 2025
The greater the amount of hydrogen peroxide that is present in that liquid, the greater the number of electrons produced, and thus the stronger the measured electrical signal.
—Ben Coxworth, New Atlas, 22 Mar. 2025
As for the source of this energy, physicists knew that quantum fields, the entities responsible for particles like electrons and photons, contribute an energetic sizzle to otherwise-empty space.
—Charlie Wood, Quanta Magazine, 19 Mar. 2025
Between the lines: Molecules, not electrons, always thread the climate-tech conversations at CERAWeek given the conference's history — but not this much.
—Alan Neuhauser, Axios, 11 Mar. 2025
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The Physics Arxiv Blog, Discover Magazine, 31 Mar. 2025
The greater the amount of hydrogen peroxide that is present in that liquid, the greater the number of electrons produced, and thus the stronger the measured electrical signal.
—Ben Coxworth, New Atlas, 22 Mar. 2025
As for the source of this energy, physicists knew that quantum fields, the entities responsible for particles like electrons and photons, contribute an energetic sizzle to otherwise-empty space.
—Charlie Wood, Quanta Magazine, 19 Mar. 2025
Between the lines: Molecules, not electrons, always thread the climate-tech conversations at CERAWeek given the conference's history — but not this much.
—Alan Neuhauser, Axios, 11 Mar. 2025
See All Example Sentences for electron
Cite this Entry
“Electron.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/electron. Accessed 20 Apr. 2025.
Copy CitationKids Definition
electron
noun
elec·tron
i-ˈlek-ˌträn
: an elementary particle that has a negative charge of electricity and travels around the nucleus of an atom
Medical Definition
electron
noun
elec·tron
i-ˈlek-ˌträn
: an elementary particle consisting of a charge of negative electricity equal to about 1.602 × 10−19 coulomb and having a mass when at rest of about 9.109534 × 10−28 gram or about ¹/₁₈₃₆ that of a proton
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