dipteran vs egress

dipteran

noun
  • An insect of the large order Diptera; a fly. 

adj
  • Relating to or denoting dipterans. 

egress

noun
  • The end of the transit of a celestial body through the disk of an apparently larger one. 

  • The process of exiting or leaving. 

  • An exit or way out. 

verb
  • To exit or leave; to go or come out. 

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