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The hypothetical counterpart to the quark as described in supersymmetry theory.
(Atomic Physics) a hypothetical boson partner of a quark, the existence of which is implied by supersymmetry
[C20: from s(uper-) + quark1]
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|Noun||1.||squark - a quark with an electric charge of -1/3 and a mass 988 times that of an electron and a strangeness of -1|
quark - (physics) hypothetical truly fundamental particle in mesons and baryons; there are supposed to be six flavors of quarks (and their antiquarks), which come in pairs; each has an electric charge of +2/3 or -1/3; "quarks have not been observed directly but theoretical predictions based on their existence have been confirmed experimentally"