The study of non-Terragen communication systems that are equivalent to languages.
- Daharran Grammar - Text by Mikael Johansson
Excerpts from a booklet of Daharran Grammar.
- Ma-Tesh - Text by Anders Sandberg
One of the three forms of written Daharran.
- Xenobiont - Text by M. Alan Kazlev
Generic term for alien (non-terragen) lifeform. May be animal-like, plant-like, protistan, exotic chemistry, or any other possibility. Does not have to be sophont. In fact just as on Earth, very few alien species ever evolve any measure of cognitive intelligence.
- Yikoh - Text by M. Alan Kazlev
Alien language, used mainly by xenologists of the HIE to transliterate alien names.