intramedullary
adjective
in·tra·med·ul·lary
-ˈmed-ᵊl-ˌer-ē, -ˈmej-ə-ˌler-ē; -mə-ˈdəl-ə-rē 
: situated or occurring within a medulla
an intramedullary tumor of the spinal cord
especially
: involving use of the marrow space of a bone for support
intramedullary pinning of a fracture of the thigh
Cite this Entry
“Intramedullary.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/intramedullary. Accessed 15 Jul. 2025.
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