Definition of "Hermetic"

It is a doctrine taught in the ancient Hermetic philosophy, and the esoteric science of the East, that there is a Universal Mind. It is enough for our present purpose to say, that this Mind connects all individual minds in a state of sympathy.

1885, Warren Felt Evans, The Primitive Mind-cure, page 83

As I am not drawing here on the font of imagination to refresh that of fact and experience, I do not suggest that the Tarot set the example of expressing Secret Doctrine in pictures and that it was followed by Hermetic writers; but it is noticeable that it is perhaps the earliest example of this art.

1910, Arthur Edward Waite, The Pictorial Key to the Tarot, part II

More affected by Cabbalic and Hermetic studies than Mede, he too uses allegory in his exposition of the Scriptures, and in teaching constantly quotes the prophetic books.

1931, Henry More, Geoffrey Bullough, Philosophical Poems of Henry More Comprising Psychozoia and Minor Poems

"As above, so below" is an axiom from Hermetic mysticism, and in this Hermetic vision of physiology the tongue is connected through the spinal column to the penis.

1981, William Irwin Thompson, The Time Falling Bodies Take to Light: Mythology, Sexuality and the Origins of Culture, London: Rider/Hutchinson & Co., page 16