Definition of pre-visualization in English:
pre-visualization
(also pre-visualisation)
noun ˌpriːvɪzjʊlʌɪˈzeɪʃnˌpriːvɪʒjʊlʌɪˈzeɪʃn
The visualization (now especially through the use of computers) of how something will look when created or finished.
Origin
1950s; earliest use found in The New York Times. From pre- + visualization.