generalisation vs postulate

generalisation

noun
  • Inductive reasoning from detailed facts to general principles. 

  • The formulation of general concepts from specific instances by abstracting common properties. 

postulate

noun
  • A fundamental element; a basic principle. 

  • An axiom. 

  • Something assumed without proof as being self-evident or generally accepted, especially when used as a basis for an argument. Sometimes distinguished from axioms as being relevant to a particular science or context, rather than universally true, and following from other axioms rather than being an absolute assumption. 

  • A requirement; a prerequisite. 

verb
  • To appoint or request one's appointment to an ecclesiastical office. 

  • To assume as a truthful or accurate premise or axiom, especially as a basis of an argument. 

adj
  • Postulated. 

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