periosteal
adjective
peri·os·te·al
ˌper-ē-ˈä-stē-əl 
1
: situated around or produced external to bone
2
: of, relating to, or involving the periosteum
Examples of periosteal in a Sentence
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Additional analysis confirmed the growth was likely periosteal osteosarcoma; the same type of bone cancer, while rare, can be found in humans today.
—
Gemma Tarlach, Discover Magazine, 7 Feb. 2019
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Gemma Tarlach, Discover Magazine, 7 Feb. 2019
Cite this Entry
“Periosteal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/periosteal. Accessed 7 May. 2025.
Copy CitationMedical Definition
periosteal
adjective
peri·os·te·al
ˌper-ē-ˈäs-tē-əl
1
: situated around or produced external to bone
2
: of, relating to, or involving the periosteum
a periosteal sarcoma
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