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Noun: top quark
  1. A hypothetical quark with a charge of +2/3 and a mass more than 100,000 times that of an electron
    - truth quark

Derived forms: top quarks

Type of: quark

Encyclopedia: Top quark

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top fruit
top gear
top hat
top lift
top line
top of the inning
top of the line
top off
top onion
top out
top quark
top round
top side
top up
topaz
topcoat
top-down
top-drawer
topdress
tope
topee