/ Dictionary / Index E epilithic: Meaning and Definition of Find definitions for: ep•i•lith•ic Pronunciation: (ep"u-lith'ik), [key] — adj. (of plants) growing on stones. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: epilithic (Thesaurus) epilimnion epilogue Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language