60,925 Pages

The conceptual geometer was a component of the TARDIS. The Fourth Doctor once attempted to make modifications to the conceptual geometer. (TV: The Horns of Nimon) Later, the conceptual geometer was one of the items which Thomas Brewster removed from the TARDIS and sold to Gammades. (AUDIO: Time Reef)

Ad blocker interference detected!

Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.