zener diode

(nər)

a semiconductor diode usually used as a voltage regulator because its resistance breaks down at a precise, predetermined voltage level (), at which time it maintains a constant voltage while producing a sudden large increase in current

Origin: after Clarence Zener (1905-93), U.S. physicist

See zener diode in American Heritage Dictionary 4

or Ze·ner diode

noun
A silicon semiconductor device used as a voltage regulator because of its ability to maintain an almost constant voltage with a wide range of currents.

Origin:

Origin: After Clarence Melvin Zener (1905-1993), American physicist

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