n. A cell, normally found in bone marrow, that matures into a monocyte.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a large immature monocyte normally found in bone marrow
Word Usage
"In acute monoblastic leukemia, the leukemia cell, the monoblast, is the precursor of the monocyte, another type of infection-fighting white blood cell."