1. a substance that prevents infection by killing or stopping the growth of bacteria and other microorganisms

1. preventing infection by killing or stopping the growth of bacteria and other microorganisms
2. extremely clean and lacking character or warmth

Examples

• The nurse applied antiseptic to the wound before bandaging it.
• Always keep antiseptic in your first aid kit.
• The doctor used antiseptic wipes to clean the injection site.
• The antiseptic solution killed all the harmful bacteria.
• Her antiseptic white office felt cold and unwelcoming.
• The hospital room had an antiseptic smell that made visitors uncomfortable.