/ Dictionary / Index A aseptic: Meaning and Definition of Find definitions for: a•sep•tic Pronunciation: (u-sep'tik, ā-sep'-), [key] — adj. free from the living germs of disease, fermentation, or putrefaction. —n. a product, as milk or fruit juice, that is marketed in an aseptic package or container. a system of packaging sterilized products in airtight containers so that freshness is preserved for several months. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: aseptic (Thesaurus) aseptate aseptic meningitis Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language