operating room vs studio

operating room

noun
  • A room in a hospital used for performing surgical operations. 

studio

noun
  • A studio apartment. 

  • An artist’s or photographer’s workshop or the room in which an artist works. 

  • An establishment where an art is taught. 

  • A place where radio or television programs, records or films are made. 

  • A company or organization that makes films, records or other artistic works. 

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