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| pre·fron·tal lo·bot·o·my (plural pre·fron·tal lo·bot·o·mies) |
noun |
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surgical cutting of brain nerves: a surgical operation in which the nerves connecting the front part of the brain prefrontal lobe to the thalamus are severed. Prefrontal lobotomy was formerly a method of reducing severe emotional disturbances, but the operation had serious side effects.
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