BOTTOM QUARK


Meaning of BOTTOM QUARK in English

Physics.

the quark having electric charge -1/3 times the elementary charge and bottom quantum number -1. It is more massive than the up, down, strange, and charmed quarks. Also called beauty quark, b quark, b-quark .

[ 1975-80 ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .