Wordnet 3.0
NOUN (1)
1. 
 (computer science) the technique of representing the real world by a computer program; 
- Example: "a simulation should imitate the internal processes and not merely the results of the thing being simulated"[syn: simulation, computer simulation]
WordNet (r) 3.0 (2006):
computer simulation
    n 1: (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" [syn: simulation, computer
         simulation]