Anti-gravity

Anti-gravity is the idea of creating objects or releasing objects from the force of gravity. The Time Lords' Matrix held many advanced sciences, including the secret of anti-gravity power.(DW: The Mysterious Planet)

The Monk, a renegade Time Lord, used anti-gravity lifts to complete Stonehenge on Earth, C. 1500 BC. (DW: The Time Meddler)

The Tractators could control gravity, thereby being able to release objects from gravity. (DW: Frontios (TV story))