Permanent contraction of a hollow viscus, such as the stomach or bladder, whereby its capacity is reduced. ... Origin: G. A-priv. + choreo, to make room, fr. Choros, space ... (05 Mar 2000) ... 
Type: Term Pronunciation: ā-kō-rē′sis Definitions: 1. Permanent contraction of a hollow viscus, such as the stomach or bladder, whereby its capacity is reduced.