Noun
English Wikipedia has an article on:anti-gravityWikipedia
anti-gravity (uncountable)
(science fiction) Any concept, system or device that would oppose or cancel out the force of gravity.
1940s * What Mad Universe (1949) by Fredric Brown depicts an alternate history where humans discovered anti-gravity in 1903 and launched a war to conquer Mars, which is inhabited by creatures with a culture equal to that of Earth, but militarily weaker. Source: Internet
Another new feature is anti-gravity racing, where players can race on walls and ceilings. Source: Internet
Anti-gravity, new items and value-packed DLC make Mario Kart 8 the best Wii U racing game thus far. Source: Internet
Science and technology Anti-gravity and forcefields The Culture (and other societies) have developed powerful anti-gravity abilities, closely related to their ability to manipulate forces themselves. Source: Internet
The Anti-Gravity Device that Stark invents as seen in Tales of Suspense Vol 1 53 was an invention that completely changed the MCU. Source: Internet
Practical anti-gravity still far off. Source: Internet