nucleus pulposus

noun
nucleus pul·​po·​sus | \ -ˌpəl-ˈpō-səs How to pronounce nucleus pulposus (audio) \
plural nuclei pulposi\ -​ˌsī How to pronounce nuclei pulposi (audio) \

Medical Definition of nucleus pulposus

: an elastic pulpy mass lying in the center of each intervertebral fibrocartilage and regarded as a remnant of the notochord

Learn More about nucleus pulposus

Cite this Entry

“Nucleus pulposus.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/nucleus%20pulposus. Accessed 26 Nov. 2020.

Comments on nucleus pulposus

What made you want to look up nucleus pulposus? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

Test Your Vocabulary

A Thanksgiving Word Quiz

  • a traditional thanksgiving dinner
  • November comes from a word for which of the following numbers?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Bee Cubed

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!