Order by: alphabetical | chronological
| Word | Definition |
|---|---|
| lox n. (1965) | plural of loc |
| Luna n. (1931) | the Moon |
| Luna City n. (1934) | the main city on the Moon |
| Lunarian n. (1708) | a native or inhabitant of the Moon |
| Lunarian adj. (1813) | of or characteristic of the Moon |
| Lunarite n. (1888) | a native or inhabitant of the Moon; = Lunarian n.; Lunite n. |
| lunarscape n. (1908) | a landscape on the moon |
| Lunite n. (1928) | a native or inhabitant of the Moon; = Lunarian n.; Lunarite n. |
| mad scientist n. (1883) | a scientist who is insane or eccentric, esp. so as to be dangerous or evil: a stock figure of melodramatic horror stories |
| mag- prefix (1943) | magnetic |
| mainstream adj. (1953) | belonging to or characteristic of the dominant or traditional literary modes, especially representational fiction |
| manga n. (1951) | a Japanese genre of cartoons and comic books, typically drawn in a meticulously detailed style, usually featuring characters with distinctive large, staring eyes, sometimes including violent or sexually explicit material |
| Marsian n. 1 (1853) | a native or inhabitant of the planet Mars; = Martian n. 1 |
| Marsian n. 2 (1882) | the language of Marsians; = Martian n. 2 |
| Marsian adj. (1882) | of or relating to the the planet Mars or its inhabitants; = Martian adj. |
| Martian n. 1 (1868) | a native or inhabitant of the planet Mars; cf. earlier Marsian n. 1 |
| Martian n. 2 (1900) | the language of Martians |
| Martian adj. (1873) | of or relating to the the planet Mars or its inhabitants |
| Mary Sue n. (1976) | a writer who inserts an idealized version of themselves in their own fan fiction n.; such a story or character |
| materialize v. (1927) | to appear in a (reconstituted) physical form after travelling through space or time by means of a matter transmitter or similar device |
| matrix n. (1976) | with the: = cyberspace n. |
| matter transmission n. (1931) | the transportation of material objects by a process analogous to radio transmission; cf. matter transmitter n. |
| matter transmitter n. (1931) | a device for conveying matter over a distance by transforming it into energy or information, beaming this to another location, and reconstituting the original matter at the destination; cf. matter transmission n. |
| matter-transmitting adj. (1925) | designating or relating to a matter transmitter n. |
| matter transporter n. (1957) | = matter transmitter n.; = transporter n. |
| meat puppet n. (1984) | the human body; a physical human being, esp. in contrast to virtual reality or artificial intelligence |
| meatspace n. (1993) | the physical world, in contrast to cyberspace or a virtual environment; cf. slightly earlier meat world n. |
| meat world n. (1992) | = meatspace n. |
| mech n. (1938) | = robot n.; (also) = mecha n. |
| mecha n. (1986) | chiefly in anime or manga: a large combat robot having humanoid form, typically controlled by an occupant |
| megayear n. (1935) | a million years |
| Mercurian n. (1698) | a native or inhabitant of Mercury |
| Mercurian adj. (1897) | of, pertaining to, or characteristic of the planet Mercury or its inhabitants |