Expand

1. The process or opening a folder and displaying all of its contents. For example, with Microsoft Windows, in Explorer, a user may click the plus ( + ) symbol next to a folder or double-click it to expand and view its contents.
2. The process of taking a compressed file and extracting all of the files from it. This restores the files to the original format. Additional information about the Microsoft Expand command can be found on our expand help page.

Also see: Compress, Explode, Extract