antiseptical
/ˌæntɪˈsep.tɪkəl/Definitions
1. adjective
Relating to or characterized by the use of antiseptics.
“The antiseptical properties of the new cream made it ideal for wound treatment.”
2. adverb
In a way that uses antiseptics or is related to antiseptics.
“The nurse cleaned the room antiseptically, ensuring a sterile environment.”