thyristor

noun
thy·​ris·​tor | \ thī-ˈri-stər How to pronounce thyristor (audio) \

Definition of thyristor

: any of several semiconductor devices that act as switches, rectifiers, or voltage regulators

First Known Use of thyristor

1958, in the meaning defined above

History and Etymology for thyristor

thyratron + transistor

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The first known use of thyristor was in 1958

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