Mentat

noun
A class of Imperial citizens trained for supreme accomplishments of logic; human computers.
Origin
Possibly abbreviated from ‘mental attainment’.
Source
Dune

Persuadertron

noun
A chemical weapon that renders the victim totally open to suggestion.
Source
Syndicate

Psychohistory

noun
A branch of mathematics dealing with the reactions of human conglomerates to fixed social and economic stimuli.
Source
Foundation

Thoughtcrime

noun
The criminal act of holding unspoken beliefs or doubts that threaten the ruling party.
Source
Nineteen Eighty-Four

Grok

verb
To understand so thoroughly that the observer becomes a part of the observed.
Source
Stranger in a Strange Land