clone vs reflection

clone

noun
  • A copy or imitation of something already existing, especially when designed to simulate it. 

  • A group of identical cells derived from a single cell. 

  • A person who is exactly like another person, in terms of looks or behavior. 

  • A living organism (originally a plant) produced asexually from a single ancestor, to which it is genetically identical. 

verb
  • To create a clone of. 

reflection

noun
  • Something, such as an image, that is reflected. 

  • The act of reflecting or the state of being reflected. 

  • The process or mechanism of determining the capabilities of an object at run-time. 

  • The folding of a part; a fold. 

  • The property of a propagated wave being thrown back from a surface (such as a mirror). 

  • Careful thought or consideration. 

  • An implied criticism. 

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