cold cathode

Fetched 2026-10-26 (cache).

Synonyms: cold-cathode, cold cathodes

Antonyms: cold-cathode, cold cathodes

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|electronics}} A type of [[cathode]] that does not use a [[heating element]] to [[produce]] [[emission]] of [[cathode ray]]s ([[electron]]s), beyond base thermionic emission (usually by field electron emission, secondary emission, or photoelectric emission).

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.