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[hahy-per-in-suh-li-niz-uh m, -ins-yuh-] /ˌhaɪ pərˈɪn sə lɪˌnɪz əm, -ˈɪns yə-/
noun, Pathology.
excessive insulin in the blood, resulting in hypoglycemia.
Origin of hyperinsulinism
First recorded in 1920-25; hyper- + insulin + -ism Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for hyperinsulinism


(pathol) an excessive amount of insulin in the blood, producing hypoglycaemia, caused by oversecretion of insulin by the pancreas or overdosage of insulin in treating diabetes See insulin reaction
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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hyperinsulinism in Medicine

hyperinsulinism hy·per·in·su·lin·ism (hī'pər-ĭn'sə-lə-nĭz'əm)
A condition marked by excessive secretion of insulin by the islets of Langerhans, resulting in hypoglycemia; the symptoms are similar to those of insulin shock, though more chronic in character.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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