phagocytosis: Meaning and Definition of
Pronunciation: (fag"u-sī-tō'sis), [key]
- the ingestion of a smaller cell or cell fragment, a microorganism, or foreign particles by means of the local infolding of a cell's membrane and the protrusion of its cytoplasm around the fold until the material has been surrounded and engulfed by closure of the membrane and formation of a vacuole: characteristic of amebas and some types of white blood cells. Cf.
- phagocytosis (Thesaurus)