Definition of juxtaglomerular in English:


Syllabification: jux·ta·glo·mer·u·lar
Pronunciation: /ˌjəkstəɡläˈmeryələr, -ɡlə-


Denoting a group of structures secreting regulatory hormones into the arteriole that leads into a glomerulus in the kidney.
More example sentences
  • Renin is secreted from the juxtaglomerular apparatus of the kidney in response to glomerular underperfusion or a reduced salt intake.
  • The macula densa and JG cells are jointly called the juxtaglomerular apparatus.
  • If GFR decreases, the filtrate ion concentration decreases; juxtaglomerular cells then dilate the afferent arteriole and renin is released.


1930s: from Latin juxta 'near to' + glomerular (see glomerulus).

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