Definition of "sympathectomy" [sympathectomy]

• Surgical removal of a part of the sympathetic nervous system. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The sympathetic nerves, which supply the sweat glands, can also be interrupted surgically - a method called sympathectomy."
• "The surgery, called sympathectomy, may reduce the frequency and duration of attacks."
• "In severe cases, a minimally-invasive surgical procedure called sympathectomy may be recommended."