from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An electrode that is the target in a cathode-ray tube, especially in an x-ray tube.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The opposite of a cathode, an anode.
- n. The target at which electrons from the cathode in a CRT or x-ray tube are directed.
from the GNU version of the Collaborative International Dictionary of English
- n. The part of a vacuum tube opposite the cathode. Upon it the cathode rays impinge.
from The Century Dictionary and Cyclopedia
- n. The plate, often of platinum, placed opposite the cathode in a vacuum-tube, on which the cathode rays, or streams of electrified particles, impinge and thus produce the Röntgen rays.
Sorry, no etymologies found.