Physics.
the dark space between the cathode glow and the negative glow in a vacuum tube, occurring when the pressure is low. Also called Crookes space .
[ 1890-95; after Sir W. CROOKES ]
Physics.
the dark space between the cathode glow and the negative glow in a vacuum tube, occurring when the pressure is low. Also called Crookes space .
[ 1890-95; after Sir W. CROOKES ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012