Compact disk and Video recording

Compact disk noun - A digitally encoded recording on an optical disk that is smaller than a phonograph record; played back by a laser.

Video recording and compact disk are semantically related. In some cases you can use "Video recording" instead a noun phrase "Compact disk".

Video recording noun - A recording of both the visual and audible components (especially one containing a recording of a movie or television program).

Compact disk and video recording are semantically related. You can use "Compact disk" instead a noun phrase "Video recording".