intervertebral disk

noun Anatomy.
the plate of fibrocartilage between the bodies of adjacent vertebrae.

Origin:
1855–60

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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American Heritage
Medical Dictionary

intervertebral disk n.
Any of the disks between the bodies of adjacent vertebrae. Also called intervertebral cartilage.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
intervertebral disk   (ĭn'tər-vûr'tə-brəl)  Pronunciation Key 
A broad disk of cartilage that separates adjacent vertebrae of the spine and acts as a shock absorber during movement.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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