repurposing
verb
Definitions
To reuse for a different purpose, on a long-term basis, without alteration.
Example: The town common was repurposed as a practice field.
To alter to make more suited for a different purpose.
Example: The church was repurposed as a nightclub by lighting changes and removing the pews, but it never opened.
noun
Definitions
The act by which something is repurposed.