explanation vs generalisation

explanation

noun
  • The act or process of explaining. 

  • Something that explains, makes understandable. 

  • A resolution of disputed points pursuant to discussion; a mutual clarification of disputed points; reconciliation. 

generalisation

noun
  • Inductive reasoning from detailed facts to general principles. 

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

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