/ Dictionary / Index A Anthesteria: Meaning and Definition of Find definitions for: An•thes•te•ri•a Pronunciation: (an"thu-stēr'ē-u), [key] — n. (sometimes used with a pl. v.) one of the ancient Athenian festivals composing the Dionysia; a spring festival celebrating flowers and new wine. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. anthesis anthill Related Content Daily Word Quiz: labyrinth Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language