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quark

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quark

Main Entry:: quark
Pronunciation:: \ˈkwȯrk, ˈkwärk\
Function:: noun
Etymology:: coined by Murray Gell-Mann
Date:: 1964

: any of several elementary particles that are postulated to come in pairs (as in the up and down varieties) of similar mass with one member having a charge of +²⁄₃ and the other a charge of −¹⁄₃ and are held to make up hadrons

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