Definitions of antiseptic:

• noun:   a substance that destroys micro-organisms that carry disease without harming body tissues
• adjective:   thoroughly clean and free of or destructive to disease-causing organisms

  Example: "Doctors in antiseptic green coats"

• adjective:   made free from live bacteria or other microorganisms
• adjective:   freeing from error or corruption

  Example: "The antiseptic effect of sturdy criticism"

• adjective:   (extended sense) of exceptionally clean language

  Example: "Lyrics as antiseptic as Sunday School"

• adjective:   clean and honest

  Example: "Antiseptic financial practices"