intraspinal

[ in-truh-spahyn-l ]
/ ˌɪn trəˈspaɪn l /

adjective Anatomy.

being within the spine.
going into the spinal canal, as an injection.

Origin of intraspinal

First recorded in 1830–40; intra- + spinal

OTHER WORDS FROM intraspinal

in·tra·spi·nal·ly, adverb