Part of speech: noun
Definition: Any substance that inhibits the growth and reproduction of microorganisms. Generally includes only those that are used on living objects (as opposed to disinfectants) and aren't transported by the lymphatic system to destroy bacteria in the body (as opposed to antibiotics).
Part of speech: adjective
Definition: Of, or relating to antisepsis, or the use of antiseptics. Capable of preventing microbial infection. Very clean; aseptic. Free of unpleasantness; sanitized or bowdlerized.
Part of speech: verb
Definition: To cleanse, or rid of impurities.