/ Dictionary / Index E Eleusis: Meaning and Definition of Find definitions for: E•leu•sis Pronunciation: (i-l'sis), [key] — n. a city in ancient Greece, in Attica. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Eleusinian mysteries Eleuthera Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language