The definition of an anesthetic is a substance that produces anesthesia.(noun)
Novocaine is an example of an anesthetic.
Anesthetic is defined as being able to produce anesthesia.(adjective)
Novocaine is an example of an anesthetic gas.
See anesthetic in Webster's New World College Dictionary
Origin: < Gr anaisthētos + -ic
See anesthetic in American Heritage Dictionary 4
Origin: From Greek anaisthētos, without feeling
Origin: : an-, without; see a-1
Origin: + aisthētos, perceptible (from aisthanesthai, to feel; see anesthesia).
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