A rocket works against gravity, but they don't call that antigravity, do they?
Course you don't need much of a rocket when you have antigravity.
But just then the plane took a sickening bounce, as if its antigravity had only started to operate within yards of the ground.
Then we have to find out what's causing the rash of accidents that is holding up Dr. Theodore Nordred's antigravity project.
"antigravity," I croaked, though you couldn't have heard me two feet.
Like the radar he made out of a TV set and the antigravity and the atomic power plant he invented to run it all with.
It's supposed to have antigravity powers, too, like whatever it was that took Superior up in the first place.