antiquark

[an-tee-kwawrk, -kwahrk, an-tahy-]

noun

Physics.

1. the antiparticle of a quark.

antiquark

/ ˈæntɪkwɑːk /

noun

1. the antiparticle of a quark

antiquark

1. The antiparticle that corresponds to a quark.

Word History and Origins

Origin of antiquark¹

anti- + quark

Example Sentences

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

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A beam of positive pions—lightweight particles made from an up quark and a down antiquark—decay into muons and muon neutrinos.

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Pionic helium is here: a helium atom in which one of the two electrons has been replaced by a negative pion, a composite particle made of one quark and one antiquark.

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They belong to the family of subatomic particles known as mesons, which are made up of a quark and an antiquark; quarks are the particles that make up protons and neutrons.

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Of these, only a few hundred collisions simultaneously produced a Higgs boson and a top quark/antiquark pair.

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