dinner jacket vs tuxedo

dinner jacket

noun
  • The formal suit, typically black, that includes this type of jacket. 

  • A jacket, often white, corresponding to a tuxedo jacket. 

tuxedo

noun
  • A typically black formal jacket worn by men. 

  • The entire suit complementing and including this jacket. 

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