clustering vs outline

clustering

noun
  • A grouping of a number of similar things. 

  • The undesirable contiguous grouping of elements in a hash table. 

  • A prewriting technique consisting of writing ideas down on a sheet of paper around a central idea within a circle, with the related ideas radially joined to the circle using rays. 

  • The grouping of a population based on ethnicity, economics or religion. 

adj
  • Forming a cluster. 

outline

noun
  • A general description of some subject. 

  • A line marking the boundary of an object figure. 

  • The outer shape of an object or figure. 

  • A prose telling of a story intended to be turned into a screenplay; generally longer and more detailed than a treatment. 

  • A sketch or drawing in which objects are delineated in contours without shading. 

  • A preliminary plan for a project. 

  • A statement summarizing the important points of a text. 

  • A setline or trotline. 

verb
  • To optimize for size by replacing repeated code fragments with function calls. 

  • To draw an outline of. 

  • To summarize. 

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