thyratron

[ thahy-ruh-tron ]

nounElectronics.
  1. a gas-filled, hot-cathode tube in which one or more control electrodes initiate, but do not limit and cannot interrupt, the flow of electrons.

Origin of thyratron

1
1925–30; <Greek thýradoor + -tron

Words Nearby thyratron

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British Dictionary definitions for thyratron

thyratron

/ (ˈθaɪrəˌtrɒn) /


noun
  1. electronics a gas-filled tube that has three electrodes and can be switched between an `off' state and an `on' state. It has been superseded, except for application involving high-power switching, by the thyristor

Origin of thyratron

1
C20: originally a trademark, from Greek thura door, valve + -tron

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