n. The production of red blood cells in bone marrow.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. the process of producing red blood cells by the stem cells in the bone marrow
Word Usage
"The drug belongs to a class of drugs called erythropoiesis-stimulating agents, or ESAs, that have come under intense scrutiny from the FDA after being linked to higher risk of cardiovascular problems and death."