| Term/Abbreviation | Meaning |
| LRP | Lorien Role-playing or Live-role-playing |
| LT | The Lorien Trust |
| OOC | Out of Character. Use to describe actions or circumstances occurring outside the game |
| IC | In Character. Use to describe actions or circumstances occurring within the game |
| NPC | Non Player Character. Use to describe a character working as part of a faction, guild or plot under the direction of the Lorien Trust |
| Command Group | The groups of NPC's who run a faction or guild under the direction of the Lorien Trust |
| Ref | Referee |
| Lammie | Any official, signed laminated card issued by the Lorien Trust |
| Phys. Rep. | Physical Representation. Any object used to represent an item in the game. Examples include armour, weapons and special items |