epidemic vs pathology

epidemic

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

  • 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. 

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

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

pathology

noun
  • Pathosis: any deviation from a healthy or normal structure or function; abnormality; illness or malformation. 

  • The academic biomedical specialty that advances the aspects of the biomedical sciences that allow for those clinical applications and their advancements over time. 

  • Any of several interrelated scientific disciplines that advance the aspects of the life sciences that allow for such technological applications and their advancements over time. 

  • The clinical biomedical specialty that provides microscopy and other laboratory services to clinicians (e.g., cytology, histology, cytopathology, histopathology, cytometry). 

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