contrast vs dichotomy

contrast

noun
  • The degree of this difference. 

  • Something that is opposite of or strikingly different from something else. 

  • A control on a television, etc, that adjusts the amount of contrast in the images being displayed. 

  • Antithesis. 

  • is a substance used to increase the contrast of structures or fluids within the body in medical imaging. 

  • A difference between two objects, people or concepts. 

verb
  • To form a contrast. 

  • To set in opposition in order to show the difference or differences between. 

dichotomy

noun
  • Such a division involving apparently incompatible or opposite principles; a duality. 

  • The division of a genus into two species; a division into two subordinate parts. 

  • A phase of the moon when it appears half lit and half dark, as at the quadratures. 

  • A separation or division into two; a distinction that results in such a division. 

  • The division of a class into two disjoint subclasses that are together comprehensive, as the division of man into white and not white. 

  • Division and subdivision; bifurcation, as of a stem of a plant or a vein of the body into two parts as it proceeds from its origin; often successive. 

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