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.
Research suggests that seated calf raises, also called soleus push-ups, can help stabilize post-meal blood sugar. Mira Miller, Verywell Health, 26 Apr. 2026 Vision problems The American Optometric Association says that when on weight-loss drugs, temporary vision changes, such as blurred vision, are common as blood sugar stabilizes. Cindy Krischer Goodman, Sun Sentinel, 25 Apr. 2026 Researchers have explored the effects of black garlic on metabolic and cardiovascular health, including blood sugar and cholesterol levels. Mavra Javed, The Conversation, 24 Apr. 2026 The healthy qualities of whole foods — like high-fiber apples or asparagus — help promote fullness and are less likely to spike blood sugar. Angelica Stabile, FOXNews.com, 23 Apr. 2026 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 27 Apr. 2026.

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)
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