PHAGOCYTIZE Meaning of PHAGOCYTIZE in English ˈ ̷ ̷ ̷ ̷ˌsīd.ˌīz, -_səˌtīz transitive verb( -ed/-ing/-s ) : to consume by phagocytosis Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012