noun, plural laminectomies.
the surgical removal of part of the posterior arch of a vertebra to provide access to the spinal canal, as for the excision of a ruptured disk.

1890–95; lamin(a) + -ectomy Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
laminectomy (ˌlæmɪˈnɛktəmɪ)
n , pl -mies
Also called: rachiotomy surgical incision into the backbone to gain access to the spinal cord

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

laminectomy lam·i·nec·to·my (lām'ə-něk'tə-mē)
Excision of a vertebral lamina. Also called rachiotomy.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Example sentences
Laminectomy and fusion for the treatment of cervical degenerative myelopathy.
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