decimation vs elimination

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. 

elimination

noun
  • The act of eliminating, expelling or throwing off. 

  • The act of discharging or excreting waste products or foreign substances through the various emunctories. 

  • The act of voting off or throwing off a contestant in a reality television competition. 

  • The act of causing a quantity to disappear from an equation; especially, in the operation of deducing from several equations containing several unknown quantities a less number of equations containing a less number of unknown quantities. 

  • The act of obtaining by separation, or as the result of eliminating; deduction. 

  • The act of recording amounts in a consolidation statement to remove the effects of inter-company transactions. 

  • The act of excluding a losing contestant from a match, tournament, or other competition. 

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