breadth vs expansion

breadth

noun
  • The extent or measure of how broad or wide something is. 

  • A style in painting in which details are strictly subordinated to the harmony of the whole composition. 

  • A piece of fabric of standard width. 

  • The length of the longest path between two vertices in a graph. 

  • Scope or range, especially of knowledge or skill. 

expansion

noun
  • That which is expanded; expanse; extended surface. 

  • A new addition. 

  • A product to be used with a previous product. 

  • The operation of steam in a cylinder after its communication with the boiler has been cut off, by which it continues to exert pressure upon the moving piston. 

  • The replacement of a short name (e.g., acronym, initialism, alphanumeric symbol, abbreviation) with the longer name that is synonymous with it, as when spelling out acronyms to ensure clarity for a general audience. 

  • The string of text thus substituted. 

  • An act, process, or instance of expanding. 

  • The fractional change in unit length per unit length per unit temperature change. 

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