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glomus

[gloh-muh s]
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noun, plural glom·er·a [glom-er-uh] /ˈglɒm ər ə/, glo·mi [gloh-mahy] /ˈgloʊ maɪ/. Anatomy.
  1. a small globular body.
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Origin of glomus

1830–40; < New Latin, Latin: ball-shaped mass
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
glomus in Medicine

glomus

(glō′məs)
n. pl. glom•er•a (glŏm′ər-ə)
  1. A small globular body.
  2. A small body surrounded by many nerve fibers, consisting of an anastomosis between fine arterioles and veins and functioning as a regulation mechanism in the flow of blood, control of temperature, and conservation of heat in a particular organ or part.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.