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bone marrow

American  

noun

  1. marrow.

bone marrow British  

noun

  1. See marrow 1

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
bone marrow Scientific  

  1. The spongy, red tissue that fills the bone cavities of mammals. Bone marrow is the source of red blood cells, platelets, and most white blood cells.

bone marrow Cultural  

  1. See marrow.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The health board said the proposal was "necessary" after ongoing defects disrupted the running of the adult bone marrow transplant unit.

From BBC

The Greater Glasgow and Clyde health board is currently planning to rebuild an adult bone marrow transplant ward after water ingress and mould were found.

From BBC

The treatment, known as anito-cel, is designed for patients with multiple myeloma, a blood cancer arising from plasma cells in the bone marrow.

From Barron's

Birria gyoza arrived swimming in bone marrow consommé, delivering a concentrated hit of richness.

From Salon

Inside the bone marrow are mesenchymal stem cells, which can develop into either bone tissue or fat cells.

From Science Daily

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.