cartoon vs undirected graph

cartoon

noun
  • A diagram in a scientific concept. 

  • A full-sized drawing that serves as the template for a fresco, a tapestry, etc. 

  • An animated piece of film which is often but not exclusively humorous. 

  • A humorous drawing, often with a caption, or a strip of such drawings. 

  • A drawing satirising current public figures. 

  • An artist's preliminary sketch. 

verb
  • To draw a cartoon, a humorous drawing. 

  • To make a preliminary sketch. 

undirected graph

noun
  • A graph in which the edges are not ordered, so the edge (a, b) is identical to the edge (b, a). 

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