blood sugar

noun

: the glucose in the blood
also : its concentration (as in milligrams per 100 milliliters)

Examples of blood sugar in a Sentence

As a diabetic, he needs his blood sugar to stay at the right levels.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Whole-grain foods reduce your risk for heart and blood vessel disease by lowering your cholesterol and blood pressure while maintaining blood sugar. Kirstyn Hill, Health, 8 Nov. 2025 Having chia pudding before bed may help stabilize blood sugar overnight and curb late-night cravings. Morgan Pearson, Verywell Health, 7 Nov. 2025 After checking the participants' cholesterol, blood sugar, liver fat and inflammation, scientists found that cholesterol and other heart-health markers stayed about the same for both types of fats. Deirdre Bardolf, FOXNews.com, 7 Nov. 2025 Improvements in blood sugar control, triglycerides, and systolic blood pressure stayed about the same after the reduced dosing. Emily Kay Votruba, EverydayHealth.com, 7 Nov. 2025 See All Example Sentences for blood sugar

Word History

First Known Use

1881, in the meaning defined above

Time Traveler
The first known use of blood sugar was in 1881

Browse Nearby Words

Cite this Entry

“Blood sugar.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/blood%20sugar. Accessed 13 Nov. 2025.

Kids Definition

blood sugar

noun
: the glucose in the blood
especially : the amount or percentage of such sugar

Medical Definition

blood sugar

noun
: the glucose in the blood
also : its concentration (as in milligrams per 100 milliliters)
Last Updated: - Updated example sentences
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