The story
From Banbury, a type of codebreaking sheet named for being printed in the town of that name, + German -ismus (“-ism”); coined by Alan Turing, who invented the process in 1940.
Etymology from Wiktionary, CC BY-SA 4.0.
Banburismus
Today it means: A cryptologic process using an early form of Bayesian networks to infer information about the settings of the Enigma machine. Full definition →