ringworld
Noun
Meaning
ringworld (plural ringworlds)
(science fiction) An artificial megastructure in space, consisting of a rotating ring encircling a star and having an inhabitable inner surface with gravity produced through centripetal force.
Examples
A third game, Ringworld: Within ARM's Reach, was also planned, but never completed.
Based on his studies of an ancient Ringworld map, Louis devises a plan to escape.
By the time Ringworld takes place, Kzinti are able to deal with other races diplomatically, rather than by attacking and enslaving them.
Female Kzinti are not sapient, although among the archaic Kzinti found on the Ringworld some are.
Gamemaster Book The Gamemaster Book begins with technical essays on the Ringworld, from physical construction, to life on the ring, with diagrams.
In Niven's novel Ringworld's Children the Ringworld itself is converted into a gigantic Quantum II hyperdrive and launched into hyperspace while within its star's gravity well.