(a.) Of or pertaining to the noumenon; real; -- opposed to phenomenal.
Example Sentences:
(1) It is contended that Lewin's assumption that reported dreamless sleep indicates the presence of the screen without projections on its surface transcends development from the perceptual to the conceptual, to the noumenal.
Noumenon
Definition:
(n.) The of itself unknown and unknowable rational object, or thing in itself, which is distinguished from the phenomenon through which it is apprehended by the senses, and by which it is interpreted and understood; -- so used in the philosophy of Kant and his followers.