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antiquark

American  
[an-tee-kwawrk, -kwahrk, an-tahy-] / ˈæn tiˌkwɔrk, -ˌkwɑrk, ˈæn taɪ- /

noun

Physics.
  1. the antiparticle of a quark.


antiquark British  
/ ˈæntɪkwɑːk /

noun

  1. the antiparticle of a quark

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

antiquark Scientific  
/ ăn′tē-kwôrk′,ăn′tī- /
  1. The antiparticle that corresponds to a quark.


Etymology

Origin of antiquark

anti- + quark


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.

See Examples For:

Scientists therefore searched for quark and antiquark pairs, expecting both particles to produce detectable wakes in the surrounding plasma.

From Science Daily ● Oct. 6, 2026

Unlike protons and neutrons, which are made of three quarks, mesons are made of one quark and one antiquark.

From Scientific American ● Feb. 2, 2023

He and a colleague, Tung-Mow Yan, developed the Drell-Yan Process, which describes the effects of a quark in one particle colliding with an antiquark in a second particle.

From Washington Post ● Dec. 24, 2016

The characteristics of the six quarks and their antiquark counterparts are given in Table 33.3, and the quark compositions of certain hadrons are given in Table 33.4.

From Textbooks ● Aug. 12, 2015

Such combinations make up the particles known as mesons, which are unstable because the quark and antiquark can annihilate each other, producing electrons and other particles.

From "A Brief History of Time: And Other Essays" by Stephen Hawking

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