Phagocyte: is a white blood cell that "eats" any intruders in the body. It does this by a process called Endocytosis where the blood cell kind of surrounds its target and then takes it into the blood cell and enzymes in the phagocyte destroy the target !

Cited: Tiscali Reference Updated 2006. Accessed 3 Dec 2006. http://www.tiscali.co.uk/reference/encyclopaedia/hutchinson/m0015153.html