Definition Of marrow
a soft fatty substance in the cavities of bones, in which blood cells are produced (often taken as typifying strength and vitality).
Stem cells have been isolated from the central nervous system, bone marrow , and blood of adults.
a white-fleshed green-skinned gourd, which is eaten as a vegetable.
Other specialist bags have been developed especially for salads and vegetables including even marrows and courgettes.
Example Of marrow
"Thy bones are marrowless thy blood is cold!" The lords and their spouses depart the castle at speed; under the impression their new king is crazy.
A bag containing the retrovirus was connected to a bag of his bone marrow .
a bone marrow transplant
A purebred straight to the marrowy core of his bones, Heinz uses his regal demeanor and prized heredity to set him on a pedestal overlooking the competition.