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.
High blood sugar levels increase the production of certain molecules that cause oxidative stress. Merve Ceylan, Health, 7 June 2025 Diabetes Drugs Many people with diabetes use apple cider vinegar along with lifestyle changes and medication to help manage blood sugar levels. Melissa Nieves, Verywell Health, 5 June 2025 Read More: Why Your Breakfast Should Start With a Vegetable Some fiber supplements, such as psyllium husk and beta-glucans, have been shown to support health by improving cholesterol, digestion, and blood sugar levels, says Phillips. Perri Ormont Blumberg, Time, 5 June 2025 Kennedy wears an insulin pump to regulate her blood sugar, and a continuous glucose monitor. Alyce Collins, MSNBC Newsweek, 28 May 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 Jun. 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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