This is the 507th most frequent German word.
ganzen
The German word "ganzen" means "whole" or "entire" in English.
The word 'ganzen' (here in its declined form 'ganze') is used as an adjective modifying the noun 'Buch' to mean 'entire'.
Ich habe das ganze Buch gelesen.
I read the entire book.
Here, 'ganzen' modifies 'Team' and signifies 'whole' or 'the entirety of'.
Mit dem ganzen Team zusammenzuarbeiten war eine großartige Erfahrung.
Working with the whole team together was a great experience.
'Ganzen', as 'ganzen', modifies 'Vorbereitungen' to emphasize the totality of the preparations.