| / English Dictionary |
CATHODE RAY
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
A beam of electrons emitted by the cathode of an electrical discharge tube
Classified under:
Nouns denoting natural phenomena
Hypernyms ("cathode ray" is a kind of...):
beam; electron beam; ray (a group of nearly parallel lines of electromagnetic radiation)
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