applause vs ovation

applause

noun
  • The act of applauding; approbation and praise publicly expressed by the clapping of hands, stamping or tapping of the feet, acclamation, huzzas, or other means; marked commendation. 

ovation

noun
  • A (ceremony for the) recognition of some achievement. 

  • Prolonged enthusiastic applause. 

  • A victory ceremony of less importance than a triumph. 

verb
  • To give (someone) an ovation (prolonged enthusiastic applause). 

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