simulation

Noun

• the act of giving a false appearance
  • his conformity was only pretending
    

• representation of something (sometimes on a smaller scale)

• (computer science) the technique of representing the real world by a computer program
  • a simulation should imitate the internal processes and not merely the results of the thing being simulated
    

• the act of imitating the behavior of some situation or some process by means of something suitably analogous (especially for the purpose of study or personnel training)

Related words

• Synonyms: 
  pretense , pretence , pretending , feigning , model , computer simulation