adapter vs translator

adapter

noun
  • One who adapts a thing, e.g. a play. 

  • Specifically, a device that allows one format of plug to be used with a different format of socket. 

  • Specifically, an AC adapter: a device that reduces voltage and converts AC to DC to allow a battery-powered device to use mains power. 

  • A device or application used to achieve operative compatibility between devices that otherwise are incompatible. 

  • Specifically, a device that permits two, three, or more plugs to be used at a single electrical power point. 

  • One who is capable of adapting to differing situations. 

translator

noun
  • A person who converts speech, text, film, or other material into a different language. (Contrasted with interpreter.) 

  • One that makes a new version of a source material in a different language or format. 

  • A computer program that translates something from one language to another using machine translation. 

How often have the words adapter and translator occurred in a corpus of books? (source: Google Ngram Viewer )