Definition of glomerulus in English:

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Pronunciation: /ɡləˈmeryələs/

noun (plural glomeruli /-ˌlī/)

Anatomy & Biology
1A cluster of nerve endings, spores, or small blood vessels, in particular.
1.1A cluster of capillaries around the end of a kidney tubule, where waste products are filtered from the blood.
Example sentences
  • The glomerulus filters the blood and the waste products are removed.
  • Pressure of blood in the glomerulus causes fluid to filter into Bowman's capsule.
  • IgA Nepropathy progressively ruins the kidneys' filtering units, called glomeruli.



Pronunciation: /ɡləˈmer(y)ələr/
Example sentences
  • By light microscopy, glomeruli showed glomerular basement membrane thickening.
  • This force drives plasma from the glomerular capillaries into the nephrons.
  • Jones silver stains highlighted the basement membrane spikes in some, but not all, glomerular capillaries.


Mid 19th century: modern Latin, diminutive of Latin glomus, glomer- 'ball of thread'.

For editors and proofreaders

Syllabification: glo·mer·u·lus

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