/ Dictionary / Index S spiritism: Meaning and Definition of Find definitions for: spir•it•ism Pronunciation: (spir'i-tiz"um), [key] — n. the doctrine or practices of spiritualism. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: spiritism (Thesaurus) spirit gum Spirit Lake Related Content Daily Word Quiz: ounterfeit Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language