from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The soft, fatty, vascular tissue that fills most bone cavities and is the source of red blood cells and many white blood cells.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The fatty vascular tissue that fills the cavities of bones; the place where new blood cells are produced.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. very tender and very nutritious tissue from marrowbones
- n. the fatty network of connective tissue that fills the cavities of bones
Sorry, no etymologies found.