Pronunciation: (u-sep'tik, ā-sep'-),[key] —adj. free from the living germs of disease, fermentation, or putrefaction.
—n. 1. a product, as milk or fruit juice, that is marketed in an aseptic package or container.
2. aseptics,(used with a sing. v.) a system of packaging sterilized products in airtight containers so that freshness is preserved for several months.