1
a
: a membranous sac in animals that serves as the receptacle of a liquid or contains gas
especially
: urinary bladder
b
: a gas- or air-filled vesicle in certain algae and aquatic plants (such as rockweed) : air bladder sense b
2
: something (such as the rubber bag inside a football) resembling a bladder
Examples of bladder in a Sentence
Recent Examples on the Web
Wellcome Sanger researchers went on to identify clusters of identical, mutated cells in a variety of other tissues, including the esophagus, bladder and colon.
—
Amber Dance, Smithsonian Magazine, 17 Jan. 2025
This tissue can also grow on the bladder, bowel, diaphragm, and the space between the lungs and chest wall.1
Imaging techniques can give healthcare providers a look inside your body.
—Wendy Wisner, Health, 13 Feb. 2025
Hector Corvera was diagnosed with bladder cancer in 2023.NBC News
Covera was too overwhelmed with his cancer diagnosis to push his doctor for more explanation.
—Yasmine Salam, NBC News, 13 Feb. 2025
There’s then an old-fashioned intermission since this nearly four-hour movie runs up against the limits of the human bladder.
—Anthony Paletta, Washington Examiner - Political News and Conservative Analysis About Congress, the President, and the Federal Government, 7 Feb. 2025
See All Example Sentences for bladder
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Amber Dance, Smithsonian Magazine, 17 Jan. 2025
This tissue can also grow on the bladder, bowel, diaphragm, and the space between the lungs and chest wall.1
Imaging techniques can give healthcare providers a look inside your body.
—Wendy Wisner, Health, 13 Feb. 2025
Hector Corvera was diagnosed with bladder cancer in 2023.NBC News
Covera was too overwhelmed with his cancer diagnosis to push his doctor for more explanation.
—Yasmine Salam, NBC News, 13 Feb. 2025
There’s then an old-fashioned intermission since this nearly four-hour movie runs up against the limits of the human bladder.
—Anthony Paletta, Washington Examiner - Political News and Conservative Analysis About Congress, the President, and the Federal Government, 7 Feb. 2025
See All Example Sentences for bladder
Cite this Entry
“Bladder.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bladder. Accessed 14 Mar. 2025.
Copy CitationKids Definition
bladder
noun
blad·der
ˈblad-ər 
1
: a pouch in an animal in which a liquid or gas is stored
especially
: one into which urine passes from the kidneys and is stored temporarily until discharged by way of the urethra
2
: something resembling a bladder
especially
: a bag or container that can be blown up with air
Medical Definition
bladder
noun
blad·der
ˈblad-ər
1
: a membranous sac in animals that serves as the receptacle of a liquid or contains gas
especially
: urinary bladder
2
: a vesicle or pouch forming part of an animal body
the bladder of a tapeworm larva
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