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cathode ray

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cathode ray

 
Use cathode ray in a Sentence
–noun
a flow of electrons emanating from a cathode in a vacuum tube and focused into a narrow beam.
Origin:
1875–80
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Potassium Chlorate Sale
Eckart 5413-H 15.00lb-10890 13.00lb detonating targets-smokedevice dyes
www.AmericanPyroSupply.com
cathode ray  
n.  

  1. A stream of electrons emitted by the cathode in electrical discharge tubes.

  2. One of the electrons that is emitted in a stream from a cathode-ray tube.

The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

cathode ray cath·ode ray (kāth'ōd')
n.

  1. A stream of electrons emitted by the cathode in electrical discharge tubes.

  2. One of the electrons that is emitted in a stream from a cathode-ray tube.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Science Dictionary
cathode ray  
A beam of electrons streaming from the negatively charged end of a vacuum tube (the cathode) toward a positively charged plate (the anode).
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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