(idiomatic) An inability to urinate in the presence of others

(anatomy, usually of fish) A gas-filled sac within the bodies of most fish that variously acts as a float, lung, sound-producing organ or an aid to hearing.

Fucus vesiculosus, seaweed widespread in the cool waters of the Atlantic and Pacific. / Nereocystis luetkeana, kelp common on the northeastern Pacific coast.

Colutea arborescens, a leguminous shrub.

(ichthyology) An internal organ that fish use to control their buoyancy, allowing them to maintain or change depth by changing their density.

An internal organ that fish use to control their buoyancy, allowing them to maintain or change depth by changing their density.

plural of bladder campion

plural of bladder cancer

plural of bladder wrack

(oncology) A disease in which abnormal cells multiply without control in the bladder.