Origin of Arcturus
Related formsArc·tu·ri·an, adjective
Examples from the Web for arcturian
It was forty feet long, eight wide, and eight high; the tank containing the Arcturian back rays was in front, the car behind.
They are of a spectral type approximately solar; no Orion, Sirian or Arcturian stars having been found among them.Astronomical Curiosities|J. Ellard Gore
It was a gentle dig at his Arcturian homeland, which was smaller than most planets.Youth|Isaac Asimov
For twenty-four hours on that Arcturian planet, I would give my life.