Occlusion of all or most of the blood vessels to any part or organ. ... Origin: L. De, away, + vasculus, small vessel, + G. Izo, to cause ... (05 Mar 2000) ... 
(de-vas″ku-lәr-ĭ-za´shәn) interruption of circulation of blood to a part due to obstruction or destruction of blood vessels supplying it. See also ischemia.
Type: Term Pronunciation: dē-vas′kyū-lăr-i-zā′shŭn Definitions: 1. Occlusion of all or most of the blood vessels to any part or organ.