Alpha Centauriann.adj.

1931 H. K. Wells in Astounding Stories May 252/1 Over to the left of the dormant hybrids stood an Alpha Centaurian.

1952 ‘R. Dee’ Paradox Planet in Thrilling Wonder Stories Dec. 123/1 But then the Alpha Centaurian had shown up. He had drifted in a cosmic derelict who had wandered clear out of his own system.

1986 J. J. C. Smart in L. E. Hahn & P. A. Schilpp Philos. W. V. Quine xviii. 507 Martians, Venusians and Alpha Centaurians would all doubtless have their own special forms of the hollow world theory.

1992 D. Carey Star Trek: Best Destiny xiv. 163 ‘There are a dozen other civilizations more advanced than humanity, just in known space,’ he said. ‘The Vulcans, Orions, Andorians, the Alpha Centaurians..a few others.’

2013 Philos. Stud. Mar. 274 Suppose..that Edna is an Alpha Centaurian with more advanced cognitive abilities.

1934 S. R. Powers et al. This Changing World iii. 49 From this Alpha Centaurian planet the sun would be seen as a bright star.

1988 P. Anderson Iron in L. Niven et al. Man-Kzin Wars (1989) v. 48 The quartermaster was showing her around while Rover moved up the Alpha Centaurian gravity well.

1993 A. Plantinga Warrant: Current Deb. iii. 61 But of course a Cartesian demon or Alpha Centaurian cognitive scientist could modify my memory faculties.

2013 J. W. Garson What Logics Mean xiv. 228 Alpha Centaurian anthropologists looking at inferential roles alone have no reason to think that our models are referential.