not enlightened; ignorant; "the devices by which unenlightened men preserved the unjust social order"

lacking information or instruction; "lamentably unenlightened as to the laws"

lacking general education or knowledge; "an ignorant man"; "nescient of contemporary literature"; "an unlearned group incapable of understanding complex issues"; "exhibiting contempt for his unlettered companions"

To present participles which come from intransitive verbs, or are themselves employed as adjectives, to mark the absence of the activity, disposition, or condition implied by the participle;