/ Dictionary / Index H hepatitis A: Meaning and Definition of Find definitions for: hepatitis A Pronunciation: [key] — Pathol. Pathol. a normally minor form of hepatitis caused by an RNA virus that does not persist in the blood: usually transmitted by ingestion of contaminated food or water. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hepatitis hepatitis B Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language