atonic bladder

a·ton·ic blad·der

a large, dilated, and nonemptying urinary bladder; usually attributable to disturbance of innervation or to chronic obstruction.

a·ton·ic blad·der

(ā-ton'ik blad'ĕr) A large, dilated, and nonemptying urinary bladder; usually due to disturbance of innervation or to chronic obstruction.