The story
From Edison + -ade, coined by Canadian author John Clute in 1993, after inventor Thomas Edison.
First known use, by meaning
- from 1993 A genre of science fiction and adventure fiction featuring a brilliant robust inventor, engineer or scientist hero who has an adventure in the wilds of the world, created from the mid-19th century to early 20th century, mostly American.
Etymology from Wiktionary, CC BY-SA 4.0.