I. ˌa-nəs-ˈthe-tik adjective
Date: 1846
1. : of, relating to, or capable of producing anesthesia
2. : lacking awareness or sensitivity
unmoved and quite anesthetic to his presence — S. J. Perelman
• an·es·thet·i·cal·ly -ti-k(ə-)lē adverb
II. noun
Date: 1848
1. : a substance that produces anesthesia
2. : something that brings relief : palliative