cinematograph vs motion picture

cinematograph

noun
  • A camera that could develop its own film and served as its own projector. 

verb
  • To employ the techniques of cinematography. 

motion picture

noun
  • A sequence of images depicting people or objects in motion, preserved on a recording medium and capable of being projected for viewing. 

  • A movie. 

name
  • a sequence of images that cause the illusion of motion 

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