pelmanism vs refresh

pelmanism

noun
  • A system of training to improve the memory. 

  • A memory card game in which a pack of cards is spread out face-down and players try to turn up pairs with the same symbol. 

refresh

noun
  • The periodic energizing required to maintain the contents of computer memory, the display luminance of a computer screen, etc. 

  • The update of a display (in a web browser or similar software) to show the latest version of the data. 

  • The process of modernizing something. 

verb
  • To perform the periodic energizing required to maintain the contents of computer memory, the display luminance of a computer screen, etc. 

  • To become fresh again; to be revitalized. 

  • To renew or revitalize. 

  • To cause (a web browser or similar software) to refresh its display. 

  • To reload (a document, especially a webpage) and show any new changes. 

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