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Definitions

proton

[proh-ton] / ˈproʊ tɒn /
NOUN
positive charged particle
Synonyms


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.

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That would make it more than 200 times as massive as a proton.

From Science Daily ● Sep. 4, 2026

Determining what actually carries baryon number matters far beyond the internal structure of a proton.

From Science Daily ● Aug. 16, 2026

A source dominated by accelerated electrons would generally be expected to produce stronger X-ray signals, so the faint emission further supported the proton explanation.

From Science Daily ● Aug. 2, 2026

Mizuno said there are dozens of other possible proton PeVatrons in the Milky Way.

From Science Daily ● Aug. 2, 2026

Knowing that the immense energies available to Lawrence via the cyclotron were hopelessly out of reach of their equipment, they opted for lower energies but a higher proton current—less power but more particles.

From "Big Science" by Michael Hiltzik

It reflects how protons and neutrons are arranged and can provide valuable information about the strong force - one of nature's four fundamental forces, which scientists are still working to fully understand.

From Science Daily ● Aug. 23, 2026

During that period, temperatures were so extreme that protons and neutrons had not yet formed.

From Science Daily ● Aug. 23, 2026

Quarks and gluons eventually became bound together, forming, among other things, protons and neutrons.

From Science Daily ● Aug. 23, 2026

In this case, the neutrons and protons in the nucleus essentially flipped their internal magnets.

From Science Daily ● Aug. 21, 2026

Cosmic rays, mainly electrons and protons, have bombarded the Earth for the entire history of life on our planet.

From "Cosmos" by Carl Sagan



Vocabulary lists containing proton


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