Definition of ureter in US English:

ureter

noun

Zoology Anatomy
  • The duct by which urine passes from the kidney to the bladder or cloaca.

    • ‘Your urinary system is composed of your kidneys, ureters, bladder and urethra.’
    • ‘One of the more common congenital abnormalities (meaning abnormalities that exist at birth) is duplication of the ureters, in which a kidney has two ureters coming from it instead of one.’
    • ‘Usually the stones are small enough and pass through the ureter to the bladder and out in one's urine. Stones that are too large to pass can cause kidney failure.’
    • ‘The kidneys and urinary tract (which includes the ureters, bladder, urethra, and the kidneys) filter and eliminate these waste substances from our blood.’
    • ‘No changes were found in the renal pelvis, ureter, and urinary bladder samples.’
    • ‘The urine is passed to the bladder through ureters from each kidney in peristaltic waves.’
    • ‘Peristaltic activity, influenced by urine volume, propels urine along the ureter into the bladder.’
    • ‘Irritation of the lining of the kidney, the ureter or bladder can lead to the presence of blood in the urine.’
    • ‘Smoking is also associated with cancers of the mouth, pharynx, larynx, esophagus, stomach, pancreas, cervix, kidney, ureter, and bladder.’
    • ‘They occur when the kidneys, ureters, bladder, or urethra become infected.’

Origin

Late 16th century: from French uretère or modern Latin ureter, from Greek ourētēr, from ourein ‘urinate’.

Pronunciation