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vidicon

[vid-i-kon]
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noun Television.
  1. a camera tube in which a charge-density pattern is formed on a photoconductive surface scanned by a beam of low-velocity electrons for transmission as signals.
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Compare Saticon.

Origin of vidicon

First recorded in 1945–50; vid(eo) + icon(oscope)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for vidicon

vidicon

noun
  1. a small television camera tube, used in closed-circuit television and outside broadcasts, in which incident light forms an electric charge pattern on a photoconductive surface. Scanning by a low-velocity electron beam discharges the surface, producing a current in an adjacent conducting layerSee also Plumbicon
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Word Origin

C20: from vid (eo) + icon (oscope)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012