debriefing vs necrotomy

debriefing

noun
  • The act of debriefing, or the state of being debriefed. 

  • The report of a mission or project, or the information so obtained. 

necrotomy

noun
  • The dissection of a cadaver. 

  • The surgical removal of dead tissue, especially bone. 

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