Quark Definition

kwôrk, kwärk
quarks
noun
quarks
Any of a class of six fundamental fermions, two in each of the three generations, one having an electric charge of −13 , the other, +23 , comprising the down, up, strange, charm, bottom, and top quarks. Quarks are the basic components of all hadrons.
American Heritage
Any of a set of elementary particles that bind together in various combinations to form hadrons.
Webster's New World
Any of the six quarks' associated antiparticles, the antiquarks.
American Heritage
A soft, creamy, usually unsalted cheese traditional to central Europe and made from cow's milk that is coagulated by the lactic acid produced by bacteria rather than by the use of rennet.
American Heritage

(computing, X Window System) An integer that uniquely identifies a text string.

Wiktionary
Synonyms:
  • quark cheese

Other Word Forms of Quark

Noun

Singular:
quark
Plural:
quarks

Origin of Quark

  • First used in 1963 by the discoverer of quarks, Murray Gell-Mann, to name these new particles. The literary connection to James Joyce's Finnegans Wake was asserted later (quote below).

    From Wiktionary

  • German from Middle High German quarc from Lower Sorbian twarog from Old Church Slavonic tvarogŭ teuə- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • German Quark, from late Middle High German twarc, from a West Slavic language, compare Polish twaróg.

    From Wiktionary

  • From Three quarks for Muster Mark! , a line in Finnegans Wake by James Joyce

    From American Heritage Dictionary of the English Language, 5th Edition

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