gravure vs intaglio

gravure

noun
  • A type of intaglio printing process, in which an image is engraved onto a rotating copper cylinder. 

  • A style of Japanese softcore; glamour photography. 

intaglio

noun
  • Any printing method in which the ink is laid upon the sunken parts of the printing form. 

  • A design or piece of art which is engraved or etched into something. 

verb
  • To engrave or etch using intaglio. 

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