Definitionen
1.AdjectiveCausing anesthesia; reducing pain sensitivity.
2.AdjectiveInsensate: unable to feel, or unconscious.
3.NounA substance administered to reduce the perception of pain or to induce numbness for surgery and may render the recipient unconscious.
4.Noun↑ “anaesthetic | anesthetic, adj. and n.”, in OED Online , Oxford: Oxford University Press, launched 2000.
5.Noun↑ Douglas Harper (2001–2026), “anesthetic (adj.)”, in Online Etymology Dictionary.