Compact disc and Laser disk

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

Laser disk and compact disc are semantically related. in recording of music or speech topic. In some cases you can use "Laser disk" instead a noun phrase "Compact disc".

Compact disc and laser disk are semantically related. Sometimes you can replace phrase "Compact disc" with "Laser disk", this phrases are similar.