blad·​der | \ˈbla-dər \

Definition of bladder 

1a : a membranous sac in animals that serves as the receptacle of a liquid or contains gas especially : urinary bladder

b : cyst sense 2b

2 : something (such as the rubber bag inside a football) resembling a bladder

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Other Words from bladder

bladderlike \ ˈbla-​dər-​līk \ adjective

Examples of bladder in a Sentence

Recent Examples on the Web

David Monahan, a 34-year-old service tech in Lowell, was diagnosed with a cancerous tumor in his bladder less than a week before the lockout and is scheduled for surgery at the beginning of August. Katie Johnston,, "Locked out, National Grid workers grapple with loss of income, health insurance," 11 July 2018 Sometimes when your bladder’s bad, literally just a walk down the street to go get a few groceries is really tough. Simone Gorrindo, The Cut, "Living With a Disease That Feels Like a Never-ending UTI," 3 July 2018 Every few days, the bears will be sedated, a needle will be inserted into their gall bladders and bile extracted to be sold as a cure for anything from hemorrhoids to a hangover. Author: Simon Denyer, Anchorage Daily News, "From hemorrhoids to hangovers: Bear bile is treasured in China, and that’s bad for captive bears," 3 June 2018 Every few days, the bears are sedated, a needle is inserted into their gall bladders and bile is extracted to be sold as a cure for ailments as diverse as hemorrhoids and hangovers. Simon Denyer, Washington Post, "China’s bear bile industry persists despite growing awareness of the cruelty involved," 3 June 2018 The fuller my bladder gets, the more apolitical my philosophy becomes. Zach Everson, Condé Nast Traveler, "Inside the World’s Most Controversial Hotel," 2 May 2018 In some cases, patients will be given a preventive medicine such as methanamine, which is an antibacterial that suppresses and eliminates bacterial growth in your bladder, Dr. Kielb says. Korin Miller, SELF, "This Viral Tweet Perfectly Sums Up What It's Like to Have Recurrent UTIs—and Doctors Who Don't Take Them Seriously," 29 Mar. 2018 At the Prescott facility, nearly one in three patients reportedly had catheters left in their bladders, which can lead to infections. Dennis Wagner, azcentral, "Prescott VA nursing home ranks among worst nationally, data show," 17 June 2018 The skin cells in her saliva, the bladder cells in her urine and her blood cells each originated from a different layer of cells in two-week-old embryos. New York Times, "Every Cell in Your Body Has the Same DNA. Except It Doesn’t.," 21 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'bladder.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of bladder

before the 12th century, in the meaning defined at sense 1a

History and Etymology for bladder

Middle English, from Old English blǣdre; akin to Old High German blātara bladder, Old English blāwan to blow

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Statistics for bladder

Last Updated

28 Oct 2018

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Time Traveler for bladder

The first known use of bladder was before the 12th century

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More Definitions for bladder



English Language Learners Definition of bladder

: the organ in the body that holds urine after it passes through the kidneys and before it leaves the body

: a soft bag (such as the rubber bag inside a football) that is filled with water or air


blad·​der | \ˈbla-dər \

Kids Definition of bladder

1 : an organ in the body resembling a pouch into which urine passes from the kidneys and is temporarily stored until discharged from the body

2 : a container that can be filled with air or gas


blad·​der | \ˈblad-ər \

Medical Definition of bladder 

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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