copy editor vs editor

copy editor

noun
  • Someone who corrects printed material and prepares it for typesetting, printing, or online publishing. 

editor

noun
  • A person who edits or makes changes to documents. 

  • A machine used for editing (cutting and splicing) movie film 

  • A person who edited a specific document. 

  • Someone who manipulates video footage and assembles it into the correct order etc for broadcast; a picture editor. 

  • A copy editor. 

  • A program for creating and making changes to files, especially text files. 

  • A person at a newspaper, publisher or similar institution who edits stories and/or decides which ones to publish. 

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