/ Dictionary / Index A aoristic: Meaning and Definition of Find definitions for: a•o•ris•tic Pronunciation: (ā"u-ris'tik), [key] — adj. pertaining to the aorist. indefinite; indeterminate. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: aoristic (Thesaurus) aorist aorta Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language