Poulsen arc

noun
Poul·sen arc | \ ˈpau̇lzən- , -lsən- \

Definition of Poulsen arc 

physics

: a direct-current arc formerly used for producing undamped high-frequency oscillations

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History and Etymology for Poulsen arc

after Valdemar Poulsen †1942 Danish electrical engineer

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Dictionary Entries near Poulsen arc

Poulenc

poulette

poulp

Poulsen arc

poult

poult-de-soie

poulter

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