jǐ​suǐ

spinal cord

脊髓 jǐ​suǐ
spinal cord noun
the bundle of nerve fibers and associated tissue enclosed in the spine that connects the body to the brain

The spinal cord is an important component of the central nervous system.

Frequency

Movie subtitles
1.91 per million appears in 1% of films
Written text
5.29 per million

Sources

Definitions
CC-CEDICT