Thyratron

//ˈθaɪ.ɹəˌtɹɒn// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Any of several types of thermoelectric valve once used as a high-speed switch

Etymology

From Ancient Greek θύρα (thúra, “door”) + -tron. Originally a trademark, registered 17 June 1930 by the General Electric Company (United States Patent Office, Registration No. 271-660).

Related phrases

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.