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blood sugar

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noun

glucose in the blood.
the quantity or percentage of glucose in the blood.

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RELATED WORDS

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Origin of blood sugar

First recorded in 1925–30
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for blood sugar

blood sugar

noun

med the glucose concentration in the blood: the normal fasting value is between 3.9 and 5.6 mmol/l
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
Medicine definitions for blood sugar

blood sugar

n.

glucose
The concentration of glucose in the blood, measured in milligrams of glucose per 100 milliliters of blood.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Science definitions for blood sugar

blood sugar

Sugar in the form of glucose in the blood. The concentration of blood sugar is measured in milligrams of glucose per 100 milliliters of blood.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.