|1.||anatomy a distensible membranous sac, usually containing liquid or gas, esp the urinary bladderRelated: vesical|
|2.||an inflatable part of something|
|3.||a blister, cyst, vesicle, etc, usually filled with fluid|
|4.||a hollow vesicular or saclike part or organ in certain plants, such as the bladderwort or bladderwrack|
|[Old English blǣdre]|
bladder blad·der (blād'ər)
Any of various distensible membranous sacs, such as the urinary bladder, that serve as receptacles for fluid or gas.
A blister, pustule, or cyst filled with fluid or air; vesicle.
|bladder (blād'ər) Pronunciation Key