disseminated vs epidemic

disseminated

adj
  • spread around; widespread 

  • spread over a wide area of the body or of an organ 

epidemic

adj
  • Like or having to do with an epidemic; widespread. 

noun
  • An occurrence of a disease or disorder in a population at a frequency higher than that expected in a given time period; an episode of outbreak and subsequent high prevalence. 

  • A widespread disease that affects many individuals in a population. 

  • The spreading of an idea or belief amongst a population. 

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