cathode glow
noun
a luminous region between the Aston dark space and the Crookes dark space in a vacuum tube, occurring when the pressure is low.
Words nearby cathode glow
cathie,
cathleen,
catho,
cathode,
cathode dark space,
cathode glow,
cathode ray,
cathode rays,
cathode-ray tube,
cathodic,
cathodic protection