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Pronunciation: glo-mer'yu-lus, -u-li


  1. A plexus of capillaries.
  2. A tuft formed of capillary loops at the beginning of each nephric tubule in the kidney; this tuft, with its capsule constitutes the corpusculum renis (renal corpuscle).
  3. The twisted secretory portion of a sweat gland.
  4. A cluster of dendritic ramifications and axon terminals forming a complex synaptic relationship and surrounded by a glial sheath.

Synonym(s): malpighian glomerulus, malpighian tuft

[Mod. L. dim. of L. glomus, a ball of yarn]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.