/ Dictionary / Index S Steiner: Meaning and Definition of Find definitions for: Stei•ner Pronunciation: (stī'nur Ger. shtī'nur), [key] — n. 1796–1863, Swiss mathematician. 1861–1925, Austrian social philosopher: teacher of the spiritual doctrines of anthroposophy. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: steiner (Thesaurus) Steinem Steinheim man Related Content Daily Word Quiz: illegible Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language