Sometimes the word "transcendental" can be mystifying (sort of a pun).
transcendentalism
n.
5< 18th-c. Ger transcendentalismus: see prec. & 3ISM6
1 any of various philosophies that propose to discover the nature of reality by investigating the process of thought rather than the objects of sense experience: the philosophies of Kant, Hegel, and Fichte are examples of transcendentalism
>2 by extension, the philosophical ideas of Emerson and some other 19th-cent. New Englanders, based on a search for reality through spiritual intuition
3 popularly, any obscure, visionary, or idealistic thought
tran#scen[den4tal[ist
n., adj.