film vs polaroid

film

noun
  • A medium used to capture images in a camera. 

  • A slender thread, such as that of a cobweb. 

  • A visual art form that consists of a sequence of still images preserved on a recording medium to give the illusion of motion; movies generally. 

  • A thin layer of some substance; a pellicle; a membranous covering, causing opacity. 

verb
  • To cover or become covered with a thin skin or pellicle. 

  • To visually record (activity, or a motion picture) in general, with or without sound. 

  • To record (activity, or a motion picture) on photographic film. 

polaroid

noun
  • A camera that develops its own film. 

  • Polaroid sunglasses. 

  • A sheet of plastic embedded with microscopic crystals of herapathite or similarly acting material, so that light passing through it is polarised. 

  • A print from such a camera. 

verb
  • To photograph with a polaroid camera. 

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