antiquark

noun

an·​ti·​quark
ˈan-tē-ˌkwärk,
ˈan-ˌtī- How to pronounce antiquark (audio)
: the antiparticle of the quark

Example Sentences

Recent Examples on the Web This includes other quarks and even quark-antiquark pairs. Robert Lea, Popular Mechanics, 30 Aug. 2022 However, to produce one gluon and one Higgs particle, colliding gluons must first morph into a quark and an antiquark; these then transform into a gluon and a Higgs via a different force than the one governing gluons’ mutual interactions. Katie Mccormick, Quanta Magazine, 1 Aug. 2022 Scientists have observed the extraordinarily tiny oscillations of a charm meson, a type of subatomic particle that contains both a quark and an antiquark. Caroline Delbert And Courtney Linder, Popular Mechanics, 29 July 2021 Stone’s group, who expected charm quarks to attract each other even more weakly than the quark-antiquark pairs that bind more ephemeral tetraquarks. Quanta Magazine, 27 Sep. 2021 Pions are mesons, consisting of a quark-antiquark pair. Elizabeth Fernandez, Forbes, 19 Sep. 2021 Each also has an antiparticle, called an antiquark. Caroline Delbert And Courtney Linder, Popular Mechanics, 29 July 2021 Then, a decade later, another group saw hints of puzzling variations in the down-to-up antiquark ratio. Quanta Magazine, 24 Feb. 2021 The angle — θ, or theta — could have ranged anywhere from zero to 360 degrees, representing degrees of difference between quarks and mirror-image antiquarks. Quanta Magazine, 17 Mar. 2020 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'antiquark.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

1964, in the meaning defined above

Time Traveler
The first known use of antiquark was in 1964

Dictionary Entries Near antiquark

Cite this Entry

“Antiquark.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/antiquark. Accessed 5 Dec. 2022.

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