|  quark 
  
 
 1. (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
 • Topics:
 physics, natural philosophy
 • Hypernyms:
 elementary particle, fundamental particle
 • Hyponyms:
 bottom quark, beauty quark, charm quark, down quark, strange quark,
 squark, top quark, truth quark, up quark
 • Part Holonyms:
 hadron
 2. fresh unripened cheese of a smooth texture made from pasteurized milk, a starter, and rennet
 • Syn:
 quark cheese
 • Hypernyms:
 cheese
 
 
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