denialism vs disclaimer

denialism

noun
  • The practice of rejecting propositions which are strongly supported by scientific or historical evidence, and often of seeking to influence policy processes and outcomes accordingly. 

disclaimer

noun
  • A public disavowal, as of responsibility, pretensions, claims, opinions, etc. 

  • A denial, disavowal, or renunciation, as of a title, claim, interest, estate, or trust; relinquishment or waiver of an interest or estate. 

  • One who disclaims, disowns, or renounces. 

  • A disclosure of an interest, relationship, or the like. 

verb
  • To disclaim or disavow, as by appending a legal disclaimer. 

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