/ Dictionary / Index H Hermeticism: Meaning and Definition of Find definitions for: Her•met•i•cism Pronunciation: (hûr-met'u-siz"um), [key] — n. the body of ideas set forth in Hermetic writings. adherence to the ideas expressed in Hermetic writings. the occult sciences, esp. alchemy. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hermetically Hermione Related Content Daily Word Quiz: lunar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language