Earth-norm n. | 1943 | Sword of Johnny Damokles in Planet Stories Mar. 33/1 He led them down a succession of corridors to a room where temperature and gravity stood at Earth-norm.
Neptunian adj. | 1943 | Sword of Johnny Damokles in Planet Stories Mar. 27/1 Are there any Neptunian cruisers massing? Have the planetary wars ended?