UnLondon
A sort of parallel London, or an underworld version of London that also acts in a vaguely symbiotic way with the city.
Smog
A combination of smoke and fog in its original sense, the Smog in the novel is a large cloud of toxic gas caused by pollution.
Brolly
English abbreviation for "umbrella"
UnBrella
A broken umbrella, or one that does not work anymore.
Klinneract
The mis-heard version of Clean Air Act
The Clean Air Act
In 1956, the British Parliament passed an act that was an attempt to combat the ill effects of pollution and its detrimental affects on the health of Londoners.
Royal Meteorological Society
The Royal Meteorological Society is a British institution with the Queen as its official patron. Its role is to engage the public in weather sciences and also to conduct atmospheric and weather research.
Shwazzy
This derives from the French, "choisie", meaning "chosen", and is translated by the inhabitants of UnLondon to mean The Chosen One.
Comprehensive School
British public high school
Kilburn
An area of North London within the sound of Bow Bells, which makes both Zanna and Deeba, students at the school, traditional "Cockneys".
Curdle
Spoil, in relation specifically to dairy produce.
Wraith
Ghost, usually of a young person or child
Smombies
Zombies that are dead people reanimated by the contents of the Smog cloud
Smoglodyte
UnLondon version of a troglodyte; person disfigured by the effects of the Smog
Cannibal
A person who eats human flesh and organs
Despise
Hate, loathe
Prophecy
The act of seeing into the future and predicting what is going to happen
Verify
Make sure something is true or factual; finding proof to back something up
Shoo
Swat away in an irritated fashion