Meaning of cold cathode | Babel Free
Definitions
A type of cathode that does not use a heating element to produce emission of cathode rays (electrons), beyond base thermionic emission (usually by field electron emission, secondary emission, photoelectric emission)
Examples
“On the open⟳ portions of the platforms the loudspeakers are installed on the cold cathode lighting columns.”
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.
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