Definify.com
Webster 1913 Edition
Hermetical
1.
Of, pertaining to, or taught by, Hermes Trismegistus;
“Delusions of the hermetic art.” as,
. Hence: Alchemical; chemic. hermetic
philosophyBurke.
The alchemists, as the people were called who tried to make gold, considered themselves followers of Hermes, and often called themselves
Hermetic
philosophers. A. B. Buckley.
2.
Of or pertaining to the system which explains the causes of diseases and the operations of medicine on the principles of the hermetic philosophy, and which made much use, as a remedy, of an alkali and an acid;
as,
. hermetic
medicine3.
Made perfectly close or air-tight by fusion, so that no gas or spirit can enter or escape;
as, an
. See Note under hermetic
sealHermetically
. Hermetic art
, alchemy.
– Hermetic books
. (a)
Books of the Egyptians, which treat of astrology.
(b)
Books which treat of universal principles, of the nature and orders of celestial beings, of medicine, and other topics.