DOWN QUARK


Meaning of DOWN QUARK in English

Physics.

the quark having electric charge - 1 / 3 times the elementary charge, with strangeness, charm, and other quark quantum numbers equal to 0. Also called d quark .

[ 1975-80 ]

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