The Collaborative International Dictionary of English v.0.48:

kinetoscope \ki*ne"to*scope\ (k[-i]*n[=e]`t[-o]*sk[=o]p; 277),
   n. [Gr. kinhto`s movable + -scope.]
   An instrument for producing curves by the combination of
   circular movements; -- called also kinescope. --Cope.
   [1913 Webster]

WordNet (r) 3.0 (2006):

kinescope
    n 1: a cathode-ray tube in a television receiver; translates the
         received signal into a picture on a luminescent screen
         [syn: kinescope, picture tube, television tube]