noun
local anesthesia; local anaesthetic
Medical term for numbing a specific area of the body without affecting consciousness.
歯の治療の前に局部麻酔を打ってもらった。
I received a local anesthetic before the dental treatment.
全身麻酔 is general anesthesia affecting the whole body and consciousness, while 局部麻酔 is local anesthesia limited to a specific area.
Compound of 局部 (local part) + 麻酔 (anesthesia).