/ Dictionary / Index A aseptic meningitis: Meaning and Definition of Find definitions for: asep'tic meningi'tis Pronunciation: [key] — Pathol. Pathol. a mild form of meningitis usually caused by one of several viruses, characterized by headache, fever, and neck stiffness. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. aseptic Aser Related Content Daily Word Quiz: belligerent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language