say it: si-myuh-LAY-shuhn
simulation is a noun meaning "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)". It carries 4 recorded senses.
(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”
computer science
representation of something (sometimes on a smaller scale)
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for simulation come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.