Braun tube

\ ˈbrau̇n- \

Definition of Braun tube

: a cathode-ray tube with a diaphragm through which a beam of cathode rays can pass and a fluorescent screen on which the beam is received

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History and Etymology for Braun tube

after Karl F. Braun †1918 German physicist

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Cite this Entry

“Braun tube.” The Dictionary, Merriam-Webster Inc., Accessed 8 December 2019.

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to constrict the range or activity of

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