Definition of thyristor in English:


Syllabification: thy·ris·tor
Pronunciation: /THīˈristər


  • A four-layered semiconductor rectifier in which the flow of current between two electrodes is triggered by a signal at a third electrode.
    More example sentences
    • The thyristor is the device that's used in all wall dimmer switches.
    • The company offers a broad range of thyristor products that are used in a variety of applications.
    • There is a need for two conditions to be present simultaneously to turn on the thyristor.


1950s: blend of thyratron, denoting a kind of thermionic tube (from Greek thura 'gate') and transistor.

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used to address an English nobleman