1. a fibrocartilaginous disc serving as a cushion between all of the vertebrae of the spinal column (except between the first two); [syn: intervertebral disc, intervertebral disk]
WordNet (r) 3.0 (2006):
intervertebral disk
n 1: a fibrocartilaginous disc serving as a cushion between all
of the vertebrae of the spinal column (except between the
first two) [syn: intervertebral disc, intervertebral
disk]