/ Dictionary / Index A Atrahasis: Meaning and Definition of Find definitions for: A•tra•ha•sis Pronunciation: (ä"trä-hä'sis), [key] — n. a legendary Akkadian sage who built a boat in which he and his family, servants, and chattels escaped the Deluge. Cf. Ziusudra. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. atrabilious atrazine Related Content Daily Word Quiz: wary Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language