(urth) Truth in Fiction

[Lee Berman]

>Craig just wrote a cogent and convincing post on how ambiguity functions 
>in BOTNS and how its presence is critical to appreciating the story. 
>He's plainly right. If Severian's status (there's an adjective here I'm 
>missing and can't think of: cosmological? theological?) were as clear as 
>it is sometimes summarized, we would not be here discussing it 30 years 
>after publication.

No argument with Craig from me. Could the missing adjective be "supernatural"?