a large, mononuclear, nongranular white blood cell with a round or kidney-shaped nucleus
Origin of monocytemono- + -cyte
A large white blood cell that circulates in the blood and then migrates into the tissues, where it matures into a macrophage. Monocytes have a single well-defined nucleus.
- mon′o·cyt′ic mon′o·cy′toid′
surrounded by red blood cells