/ Dictionary / Index E Eisenstein: Meaning and Definition of Find definitions for: Ei•sen•stein Pronunciation: (ī'zun-stīn" for 1 also Ger. ī'zun-shtīn" for 2 also Russ. ā-zyin-shtyān'), [key] — n. 1823–52, German mathematician. 1898–1948, Russian theatrical and motion-picture director. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: eisenstein (Thesaurus) Eisenstaedt Eisk Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language