Antiseptic

Alt. of Antiseptical

A substance which prevents or retards putrefaction, or destroys, or protects from, putrefactive organisms; as, salt, carbolic acid, alcohol, cinchona.

thoroughly clean and free of or destructive to disease-causing organisms; "doctors in antiseptic green coats"; "the antiseptic effect of alcohol"; "it is said that marjoram has antiseptic qualities"

a substance that destroys micro-organisms that carry disease without harming body tissues