had·​ron ˈha-ˌdrän How to pronounce hadron (audio)
: any of the subatomic particles (such as protons and neutrons) that are made up of quarks and are subject to the strong force
hadronic adjective

Examples of hadron in a Sentence

Recent Examples on the Web But in the race for a theory of hadrons, the bootstrappers were overtaken. Quanta Magazine, 23 May 2024 However, a muon collider might combine the strengths of hadron and e+e- colliders— and be faster and cheaper to build. Byadrian Cho, science.org, 28 Mar. 2024 The second would upgrade the FCC-ee into a new hadron collider (FCC-hh) with an energy seven times that of the LHC. Yuen Yiu, Discover Magazine, 15 Oct. 2019 And a linear collider can't be repurposed into a high-energy hadron collider afterward. John Timmer, Ars Technica, 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, 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, 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, 29 Mar. 2018 Among these were composite particles called hadrons. Dylan Loeb McClain, New York Times, 1 Mar. 2018

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'hadron.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


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

First Known Use

1962, in the meaning defined above

Time Traveler
The first known use of hadron was in 1962

Dictionary Entries Near hadron

Cite this Entry

“Hadron.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hadron. Accessed 18 Jun. 2024.

More from Merriam-Webster on hadron

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!