thyratron

noun
thy·ra·tron | \ˈthī-rə-ˌträn \

Definition of thyratron 

: a gas-filled hot-cathode electron tube in which the grid controls only the start of a continuous current thus giving the tube a trigger effect

First Known Use of thyratron

1929, in the meaning defined above

History and Etymology for thyratron

from Thyratron, a trademark

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Dictionary Entries near thyratron

thynnid

Thynnidae

thyr-

thyratron

thyreo-

Thyreocoridae

thyreoid

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The first known use of thyratron was in 1929

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