Term: down quark: a stable quark with an electric charge of -1/3 and a mass 607 times that of an electron
Broader: 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 | Unrelated: fairway: the area between the tee and putting green where the grass is cut short
Broader: 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 | Unrelated: surface ship: a warship that operates on the surface of the water
Broader: 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 | Unrelated: barbarea: biennial or perennial herbs of north temperate regions: winter cress
Broader: 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 | Unrelated: bird's nest fern: tropical Old World or Australian epiphytic fern frequently forming tufts in tree crotches
Broader: 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 | Unrelated: negativity: the character of the negative electric pole
Broader: 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 | Unrelated: subcontinent: a large and distinctive landmass (as India or Greenland) that is a distinct part of some continent
Broader: 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 | Unrelated: beating: the act of overcoming or outdoing
Broader: 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 | Unrelated: prismatoid: a polyhedron whose vertices all lie in one or the other of two parallel planes; the faces that lie in those planes are the bases of the prismatoid
Broader: 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 | Unrelated: glaucoma: an eye disease that damages the optic nerve and impairs vision (sometimes progressing to blindness)