Wiktionary
a. (context astronomy science fiction fantasy English) faster-than-light; having a speed greater than light.
Usage examples of "superluminal".
Sovereign ripped through the fabric of space time, trailing a starbow of superluminal photons, streak ing from Chal to QonoS at 2,000 times the speed of light.
The sensors were active ones, using treated antineutrinos which could be given superluminal acceleration but which lacked the virtual instantaneity of tachyon communications.
Therefore, the Elders had dispatched the six enormous mother ships, with their complements of assault craft and Bioroids, on a fifteen-year voyage by more conventional superluminal drive.
He and I have disagreed about the quantization of quasar red shifts, the explanation of superluminal light sources, the rest mass of the neutrino, quark physics in neutron stars.
At superluminal speed, in other words, gravitation is a repulsive force.