noun, plural rhi·zot·o·mies. Surgery.
the surgical section or cutting of the spinal nerve roots, usually posterior or sensory roots, to eliminate pain.
Origin of rhizotomy
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
noun plural -mies
surgical incision into the roots of spinal nerves, esp for the relief of pain
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Surgical severance of spinal nerve roots, as for the relief of pain.radicotomy radiculectomy
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.