bone marrow

/ˌboʊn ˈmɛroʊ/

/bəʊn ˈmærəʊ/

Definitions of bone marrow

1. noun

   the fatty network of connective tissue that fills the cavities of bones
   synonyms: marrow

   types:

   red bone marrow, red marrow

   bone marrow of children and some adult bones that is required for the formation of red blood cells

   yellow bone marrow, yellow marrow

   bone marrow that is yellow with fat; found at the ends of long bones in adults

   type of:

   connective tissue

   tissue of mesodermal origin consisting of e.g. collagen fibroblasts and fatty cells; supports organs and fills spaces between them and forms tendons and ligaments
2. noun

   very tender and very nutritious tissue from marrowbones
   synonyms: marrow

   type of:

   dainty, delicacy, goody, kickshaw, treat

   something considered choice to eat