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Noun: bottom quark
  1. A quark with a charge of -1/3 and a mass about 10,000 times that of an electron
    - beauty quark

Derived forms: bottom quarks

Type of: quark

Encyclopedia: Bottom quark

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bottom
bottom dog
bottom feeder
bottom fermentation
bottom fermenting yeast
bottom fish
bottom line
bottom lurkers
bottom of the inning
bottom out
bottom quark
bottom rot
bottom rot fungus
bottom round
bottom-dweller
bottom-dwelling
bottomed
bottom-feeder
bottom-feeding
bottomland
bottomless