Meaning of laminectomy

lam•i•nec•to•my

Pronunciation: (lam"u-nek'tu-mē), [key]
— pl. -mies.
  1. 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.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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