noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A vertebral disc that protrudes into the spinal canal, exerting pressure on spinal nerves and causing backache or sciatica.
2. 2
   a painful rupture of the fibrocartilage of the disc between spinal vertebrae; occurs most often in the lumbar region wordnet

Synonyms

All synonyms

herniated discruptured intervertebral disc