osteosarcoma
noun
os·te·o·sar·co·ma
ˌä-stē-ō-sär-ˈkō-mə 
plural osteosarcomas also osteosarcomata
ˌä-stē-ō-sär-ˈkō-mə-tə
: a sarcoma derived from bone or containing bone tissue
Examples of osteosarcoma in a Sentence
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The content creator from Cuiabá, Brazil, died earlier this week, over a year after she was diagnosed with a rare and aggressive form of osteosarcoma.
—
Kimberlee Speakman, PEOPLE, 19 Sep. 2025
This characteristic texture helped researchers differentiate the lesions caused by osteomyelitis from those caused by other bone pathologies, like osteosarcoma and bone neoplasia (two forms of bone cancer).
—Mrigakshi Dixit, Interesting Engineering, 8 Sep. 2025
His X-rays showed a mass, and his parents took him to a children's hospital, leading to the eventual diagnosis of osteosarcoma, which begins in the cells that create bones, and is most often diagnosed in teens and young adults, according to the Mayo Clinic.
—Sam Gillette, People.com, 7 Aug. 2025
Xana was nine when she was diagnosed with osteosarcoma, a rare form of bone cancer.
—Jack Lang, New York Times, 27 May 2025
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Kimberlee Speakman, PEOPLE, 19 Sep. 2025
This characteristic texture helped researchers differentiate the lesions caused by osteomyelitis from those caused by other bone pathologies, like osteosarcoma and bone neoplasia (two forms of bone cancer).
—Mrigakshi Dixit, Interesting Engineering, 8 Sep. 2025
His X-rays showed a mass, and his parents took him to a children's hospital, leading to the eventual diagnosis of osteosarcoma, which begins in the cells that create bones, and is most often diagnosed in teens and young adults, according to the Mayo Clinic.
—Sam Gillette, People.com, 7 Aug. 2025
Xana was nine when she was diagnosed with osteosarcoma, a rare form of bone cancer.
—Jack Lang, New York Times, 27 May 2025
See All Example Sentences for osteosarcoma
Cite this Entry
“Osteosarcoma.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/osteosarcoma. Accessed 30 Oct. 2025.
Copy CitationMedical Definition
osteosarcoma
noun
os·teo·sar·co·ma
-sär-ˈkō-mə
plural osteosarcomas also osteosarcomata
-mət-ə
: a sarcoma derived from bone or containing bone tissue
called also osteogenic sarcoma
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