zener diode

noun, often capitalized Z
ze·​ner diode | \ ˈzē-nər- How to pronounce zener diode (audio) , ˈze- How to pronounce zener diode (audio) \

Definition of zener diode

 (Entry 1 of 2)

: a silicon semiconductor device used especially as a voltage regulator

Zener cards

plural noun
Ze·​ner cards | \ ˈzēnə(r)-\

Definition of Zener cards (Entry 2 of 2)

: a set of 25 cards that consists of 5 cards of each of 5 kinds bearing a circle, a rectangle, a cross, wavy lines, or a star and that is used in research in extrasensory perception

First Known Use of zener diode

Noun

1952, in the meaning defined above

History and Etymology for zener diode

Noun

Clarence M. Zener †1993 American physicist

Plural noun

after Karl E. Zener †1964 American psychologist

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The first known use of zener diode was in 1952

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