• synonyms

Lenard tube

noun Electronics.
  1. an early cathode-ray tube having at the end opposite the cathode a window of thin glass or metal allowing cathode rays (Lenard rays) to pass out into the atmosphere.
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Origin of Lenard tube

named after P. Lenard
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018