Longman Dictionary of Contemporary English homepage

simulation

 noun
     
Related topics: Computers
sim‧u‧la‧tion
[uncountable and countable]TD the activity of producing conditions which are similar to real ones, especially in order to test something, or the conditions that are produced:
a computer simulation used to train airline pilots
simulation of
a simulation of a rainforest environment
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.

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