Oh, I didn't mean it as a pejorative, I was indulging my own conceited preference for archaicisms by using it in the sense of "concept, notion"

Totally agree about both Peabody and Pratchett, too. Two Peabodys in a row is enough, while I'm now in the mood to re-read The Amazing Maurice and His Educated Rodents, having raved at length about it to a friend last week