IPA: /dɪˈsɪlvər/
KK: /dɪˈsɪlvər/
To take away the silver coating from an object, such as a mirror, or to extract silver from a mixture.
The technician had to desilver the old mirror before restoring it.
Past: desilvered
Past Participle: desilvered
Desilver → It is formed from "de-" (meaning down or away) and "silver" (from Old English "seolfor", meaning the metal silver). The word "desilver" means to remove silver or to take away silver from something.
Think of 'taking away' ('de-') the 'silver' from an object — that's what desilver means.