myeloma

American  

[mahy-uh-loh-muh] / ˌmaɪ əˈloʊ mə /

noun

Pathology.

plural

myelomas, myelomata

1. a tumor of plasma cells, arising in bone marrow, and often occurring at multiple sites, as in the vertebrae and flat skull bones.

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myeloma British  

/ ˌmaɪɪˈləʊmə /

noun

1. a usually malignant tumour of the bone marrow or composed of cells normally found in bone marrow

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Other Word Forms

• myelomatoid adjective

Etymology

Origin of myeloma

First recorded in 1855–60; myel- + -oma

Example Sentences

The company is pre-revenue, but the multiple myeloma treatment is in Phase 1 of clinical trials.

From Barron's • Apr. 22, 2026

Privately held Kelonia is developing a next-generation treatment for the blood cancer multiple myeloma.

From The Wall Street Journal • Apr. 19, 2026

Darzalex, which is J&J’s multiple myeloma drug and top-selling product, brought in about $4.0 billion in revenue, up from $3.2 billion in the same three months last year.

From MarketWatch • Apr. 14, 2026

In laboratory experiments, zeaxanthin enhanced these cells' ability to destroy melanoma, multiple myeloma, and glioblastoma cells.

From Science Daily • Apr. 10, 2026

The myeloma is most often met with between the ages of twenty-five and forty in the upper end of the tibia or lower end of the femur.

From Manual of Surgery Volume First: General Surgery. Sixth Edition. by Thomson, Alexis