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Pronunciation change

Adjective change

Positive
antiseptic

Comparative
more antiseptic

Superlative
most antiseptic

  1. If something is antiseptic, it kills bacteria, viruses, etc.
    It contains alcohol, which has antiseptic properties.
  2. If something is antiseptic, it is free of bacteria, viruses, etc.
    They were put in a separate, antiseptic room.

Noun change

Singular
antiseptic

Plural
antiseptics

  1. (countable & uncountable) An antiseptic is a substance you put on broken skin, which kills bacteria, viruses, etc.
    Apply antiseptic to guard against infection.