had·​ron | \ ˈha-ˌdrän How to pronounce hadron (audio) \

Definition of hadron

: any of the subatomic particles (such as protons and neutrons) that are made up of quarks and are subject to the strong force

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Other Words from hadron

hadronic \ ha-​ˈdrä-​nik How to pronounce hadronic (audio) \ adjective

Examples of hadron in a Sentence

Recent Examples on the Web And a linear collider can't be repurposed into a high-energy hadron collider afterward. John Timmer, Ars Technica, "Europe officially sets its sights on a giant LHC successor," 25 June 2020 But the argument had a flaw: While some hadrons do consist of pairs of quarks and anti-quarks and plausibly resemble strings, protons and neutrons contain three quarks apiece, invoking the ugly and uncertain picture of a string with three ends. Quanta Magazine, "In Fake Universes, Evidence for String Theory," 18 Feb. 2015 Then there are dozens of particles made up of those elementary particles, including hadrons, which are constructed of quarks and gluons, and mesons, made of a quark and anti-quark. Jason Daley, Smithsonian, "The Large Hadron Collider Is Getting A Huge Power Boost," 19 June 2018 Physicists wanted to know what these hadrons — particularly the buildings blocks of the atom's nucleus, the proton and neutron — were made of. Amina Khan, latimes.com, "Richard Taylor, Stanford physicist who won Nobel Prize for discovering quarks, dies at 88," 29 Mar. 2018 Among these were composite particles called hadrons. Dylan Loeb Mcclain, New York Times, "Richard E. Taylor, Nobel Winner Who Plumbed Matter, Is Dead at 88," 1 Mar. 2018 Quarks are tiny particles that are the building blocks of larger particles like protons, neutrons, and omega baryons, collectively called hadrons. Avery Thompson, Popular Mechanics, "Scientists At Large Hadron Collider Discover Five New Particle States," 21 Mar. 2017 Hadrons are a class of subatomic particles that includes protons and neutrons. Richard Martin, WIRED, "The God Particle and the Grid," 1 Apr. 2004 So do electrons and particles called hadrons, but their showers differ subtly from those of photons. Science News Staff, Science | AAAS, "AI is changing how we do science. Get a glimpse," 5 July 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'hadron.' 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 hadron

1962, in the meaning defined above

History and Etymology for hadron

International Scientific Vocabulary hadr- thick, heavy (from Greek hadros thick) + -on entry 2

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Time Traveler for hadron

Time Traveler

The first known use of hadron was in 1962

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Cite this Entry

“Hadron.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hadron. Accessed 31 Oct. 2020.

More from Merriam-Webster on hadron

Britannica.com: Encyclopedia article about hadron

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