simulation noun

/ˌsɪm.jʊˈleɪ.ʃən/ n [C or U]

Definition

a model of a set of problems or events that can be used to teach someone how to do something, or the process of making such a model

The manager prepared a computer simulation of likely sales performance for the rest of the year.

(Definition of simulation noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

Synonyms and related words:

worried or nervous about something that is going to happen

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