Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Anatomy Any of various distensible membranous sacs, such as the urinary bladder or the swim bladder, that serve as receptacles for fluid or gas.
  • n. An item resembling one of the membranous sacs in animals: the bladder of a football.
  • n. Botany Any of various hollow or inflated saclike organs or structures, such as the floats of certain seaweeds or the specialized traps of bladderworts.
  • n. Pathology A blister, pustule, or cyst filled with fluid or air; a vesicle.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A flexible sac that can expand and contract and that holds liquids or gases.
  • n. Specifically, the urinary bladder.
  • n. A hollow, inflatable organ of a plant.
  • n. The inflatable bag inside various balls used in sports, such as footballs and rugby balls.
  • n. A sealed, plastic bag that contains wine and is usually packaged in a cask.
  • v. To swell out like a bladder with air; to inflate.
  • v. To store or put up in bladders.

from the GNU version of the Collaborative International Dictionary of English

  • n. A bag or sac in animals, which serves as the receptacle of some fluid; ; -- applied especially to the urinary bladder, either within the animal, or when taken out and inflated with air.
  • n. Any vesicle or blister, especially if filled with air, or a thin, watery fluid.
  • n. A distended, membranaceous pericarp.
  • n. Anything inflated, empty, or unsound.
  • transitive v. To swell out like a bladder with air; to inflate.
  • transitive v. To put up in bladders.

from The Century Dictionary and Cyclopedia

  • To put up in a bladder: as, bladdered lard.
  • To puff up; fill, as with wind.
  • n. A thin, elastic, highly distensible and contractile muscular and membranous sac forming that portion of the urinary passages in which urine, constantly secreted by the kidneys, is retained until it is discharged from the body.
  • n. Any similar receptacle, sac, or vesicle, commonly distinguished by a qualifying prefix. See air-bladder, brain-bladder, gall-bladder, swim-bladder.
  • n. Any vesicle, blister, bleb, blain, or pustule containing fluid or air.
  • n. In botany: A hollow membranous appendage on the leaves of Utricularia, filled with air and floating the plant.
  • n. A cellular expansion of the substance of many algæ filled with air. See cut under air-cell.
  • n. Anything inflated, empty, or unsound: as, “bladders of philosophy,”
  • n. A membranous inflated fruit, as that of Kœlreuteria or the pericarp of Physalis.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a distensible membranous sac (usually containing liquid or gas)
  • n. a bag that fills with air

Etymologies

Middle English bladdre, from Old English blǣdre; see bhlē- in Indo-European roots.
(American Heritage® Dictionary of the English Language, Fourth Edition)
Akin to Old High German platara (German Blatter) and Old Norse blaðra (Danish blære). (Wiktionary)

Examples

  • It seems that my baby believes my bladder is an excellent trampoline.

    » Trampoline Strocel.com

  • T. MCNAMARA: If she drank a cup of water or a cup of juice, her bladder's pressure were at such an intense point that she would have what they call a bladder burst.

    CNN Transcript Apr 4, 2006

  • He can also rattle off random details about every microphone, mini-disc recorder or flash recorder on the market, even down to the subtlies of what kind of bladder is in the mic and how that causes some specific interaction with your cable, or why you might be getting a hum from your Maranz 660.

    - Boing Boing

  • Once the bladder is full, the radiologist will ask your child to urinate while still on the table.

    VCUG (Voiding Cysto-Urethrogram)

  • Once the child's bladder is full and he or she can no longer hold urine in, the child will void into a special uroflow chair to evaluate the urine flow rate and the time needed to empty the bladder.

    DOVE Center for Voiding, Bladder Function Problems

  • After your child urinates and the bladder is empty the catheter will be removed.

    Nuclear VCUG

  • Once the bladder is full, we will ask your child to urinate while still on the table.

    Nuclear VCUG

  • Pictures will be taken, while the bladder is being filled.

    Nuclear VCUG

  • This morningthe doctors say that these masses may not be cancer … that for sure her gall bladder is leaking, her pancreas is inflamed.

    2009 September « Becca’s Byline

  • Your gall bladder is just a storage tank for bile.

    Science Question from a Toddler: Why is poop brown? Boing Boing

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