nucleus pulposus
noun
nucleus pul·po·sus
-ˌpəl-ˈpō-səs 
plural nuclei pulposi
-ˌsī
: an elastic pulpy mass lying in the center of each intervertebral fibrocartilage and regarded as a remnant of the notochord
Cite this Entry
“Nucleus pulposus.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/nucleus%20pulposus. Accessed 1 Dec. 2025.
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