Nekrosis: A leprosy-like disease spread through contaminated water. Possibly the same disease described in the Book of the Before-Time as “flesh-rot.”
Book of the Before-Time: A compendium of religious texts, historical documents, and Before-Time artifacts forming the basis of widespread religious belief in Joshua City. Author(s) unknown.
Before-Time: All events that transpired before The Great Calamity. (Contrasted with “After-Time,” and “Now-Time.”)
Baikal: The region surrounding the Baikal Sea, the largest known source of fresh water in the Post-Calamity era.
The Lesser Six: Used somewhat pejoratively by citizens of Joshua City to describe the other six city-states of Baikal. These city-states are Baikalingrad, Ulan-Ude, Al-Khuzir, Kazhstan, Larki Island, and Baikyong-do.
Prosperity-greeting: A polite expression used to wish health and happiness. Each of the Seven Cities has its own prosperity-greeting particular to the beliefs, social structures, and economics of its culture. (E.g., for Joshua City – “May all your days be pure-baikal.”)
Pure-baikal: An informal expression with a variety of positive meanings depending on the context. Denotes goodness, truth, purity, etc.
The Great War: War occurring prior to the events of The Doors You Mark Are Your Own. This led to the Baikal Treaty, a pact between the Seven Cities to share the resources of the Baikal region equitably.