Meaning of the word "bone marrow" in English

What does "bone marrow" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

bone marrow

US /ˈboʊn ˌmer.oʊ/
UK /ˈboʊn ˌmer.oʊ/
"bone marrow" picture

Noun

1.

a soft fatty substance in the cavities of bones, in which blood cells are produced

Example:
The doctor explained that bone marrow is essential for producing blood cells.
A bone marrow transplant can save lives for patients with certain blood disorders.
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