As nouns the difference between antiseptic and thiomersal
is that
antiseptic is 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 ) while
thiomersal is a compound, chemical formula c
9h
9hgnao
2s, used as an antiseptic and antifungal agent, especially in vaccines.
As an adjective antiseptic
is of, or relating to antisepsis, or the use of antiseptics.