You searched for: “unilluminated
unilluminated (adjective) (not comparable)
1. Relating to something which is shadowed or dark: The taxi drove up to the unilluminated house where Jack, the driver, waited until Mrs. Jones had gone inside and turned on the chandelier before he drove away.
2. Not mentally enlightened: It was thought that Henry was unilluminated because he wouldn't take advantage of the information that was available about his profession at the library.