decimation vs mass destruction

decimation

noun
  • The killing or destruction of any large portion of a population. 

  • A digital signal-processing technique for reducing the number of samples in a discrete-time signal; downsampling 

  • The creation of a new sequence comprising only every nth element of a source sequence. 

  • A tithe or the act of tithing. 

  • The killing or punishment of every tenth person, usually by lot. 

mass destruction

noun
  • Killing of large numbers of people. 

  • Used other than figuratively or idiomatically: see mass, destruction. 

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