Geo-forming was a process in which aplanet was restructured.

Developed by theDaleks, the process made use oftectonic probes and usually resulted in the extinction of indigenous life. Much faster thanterraforming, the Daleks used geo-forming on a number ofBorder Worlds for the construction of vasthealing zones. (AUDIO:The Survivors^[+]Loading...["The Survivors (audio story)"])