The Collaborative International Dictionary of English v.0.48:

Jukebox \Juke"box\, n.
   1. A phonograph or compact disc player with multiple discs,
      requiring the insertion of coins prior to playing, and
      allowing the user to select the playing of any disc in its
      inventory. An early version was called the nickelodeon.
      [PJC]

   2. (Computers) a data-storage device having multiple compact
      discs, of which only one may be on-line at any given time,
      which permits the user (through computer commands) to
      select on-line access to any disc from its inventory, in a
      manner reminiscent of a musical jukebox[1].
      [PJC]

WordNet (r) 3.0 (2006):

jukebox
    n 1: a cabinet containing an automatic record player; records
         are played by inserting a coin [syn: jukebox,
         nickelodeon]

The Free On-line Dictionary of Computing (19 January 2023):

jukebox

    A hardware mechanism for allowing access
   to one of a group of discs, especially CD-ROMs or other
   optical media.

   [Or magnetic tapes?]

   (1996-12-10)