improved definition TV



  • Abbreviation of improved definition television. A standard, such as HDTV, for the transmission and reception of TV signals in which the resolution is superior in comparison to standards such as NTSC or PAL. Other factors, such as sound quality, are also usually enhanced. Its abbreviation is IDTV. Sometimes used as a synonym for HDTV.
  • acronymIDTV
  • synonymimproved definition television