Apocryphon

Apocryphon means "secret knowledge", or something like that. The word was also referenced in the series "Limitless", as a street name for a drug called NZT-48.

Google "Apocryphon". I'm too lazy lol-

apocryphon

The street name for a special pill called NZT-48. The drug were possibilities are “limitless” because you can use 100% of your brain.

Brian: Do you have any apocryphon?
Dealer: Yeah, it’s forty bucks a pop.
Brian: Thanks, I’ll take two.