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cathode ray
(redirected from Cathode rays)

   Also found in: Dictionary/thesaurus, Encyclopedia, Wikipedia, Hutchinson 0.04 sec.
cath·ode ray (kthd)
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.


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Cathode rays emit impulses that activate screens of televisions and computer monitors.
It made us think about the computer and all the cathode rays you're bombarded with.
When not avidly immersed in ER's benign cathode rays, one half of the national brain agonized over the dystopian vision put forth by Professor Charles Murray and the late Richard Herrnstein in their best-seller The Bell Curve: America, apparently, is becoming a society hopelessly polarized between a "cognitive elite" and a growing, irredeemable underclass of criminal types with submoronic 75 IQ's.
 
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