1. 
   Descrambler
   An electronic circuit that restores a scrambled video signal to its standard form.
   Found op http://www.agbnielsen.net/glossary/glossaryQ.asp?type=alpha&jump=none
   
   
2. 
   descrambler
   a device for processing a scrambled signal in order to restore the original signal NOTE - The associated verb is 'to descramble'.
   Found op http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=704-17-26
   
   

Tip: double click on a word to show its meaning.