adapter vs glossator

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. 

glossator

noun
  • One who writes glosses. 

  • A legal scholar of the Middle Ages, (specifically) one who authored glosses on legal texts (especially the Corpus Juris of Justinian), typically distinguished from the later commentators who wrote in extended prose and adopted a more pragmatic form of jurisprudence. 

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