monocyte

n. type of white blood cell that aids in the defense against bacteria (Biology)

A monocyte is a leukocyte, part of the human body's immune system that protects against blood-borne pathogens and moves quickly (aprox. 8-12 hours) to sites of infection in the tissues. Monocytes are usually identified in stained smears by their large bilobate nucleus.
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Noun
1. a type of granular leukocyte that functions in the ingestion of bacteria
(hypernym) leukocyte, leucocyte, white blood cell, white cell, white blood corpuscle, white corpuscle, WBC
(hyponym) monoblast

n. monocyte, type of white blood cell that aids in the defense against bacteria (Biology)

A white blood cell that has a single nucleus and can take in (ingest) foreign material.