fructose
noun
fruc·tose
ˈfrək-ˌtōs 
ˈfrük-
ˈfru̇k-
ˈfrük-
ˈfru̇k-
-ˌtōz
1
: a crystalline sugar C6H12O6 sweeter and more soluble than glucose
2
: the very sweet levorotatory d-form of fructose that occurs especially in fruit juices and honey
called also fruit sugar, levulose
Examples of fructose in a Sentence
Recent Examples on the Web
The weak link, oddly, is Jack Black, whose high fructose delivery can get a little irritating after a while.
—
Jordan Hoffman, EW.com, 2 Apr. 2025
Simple carbs are natural, digestible sugars such as ones found in foods like milk (lactose), table sugar (sucrose) and fruit (fructose).
—Daryl Austin, USA Today, 29 Mar. 2025
The fruit’s high water content and ample fiber and fructose promote a laxative effect on the digestive system.5
3.
—Cristina Mutchler, Verywell Health, 5 Feb. 2025
The new fructose eating cells showed higher levels of anti-cancer activity in mice.
—Alex Knapp, Forbes, 28 Feb. 2025
See All Example Sentences for fructose
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Jordan Hoffman, EW.com, 2 Apr. 2025
Simple carbs are natural, digestible sugars such as ones found in foods like milk (lactose), table sugar (sucrose) and fruit (fructose).
—Daryl Austin, USA Today, 29 Mar. 2025
The fruit’s high water content and ample fiber and fructose promote a laxative effect on the digestive system.5
3.
—Cristina Mutchler, Verywell Health, 5 Feb. 2025
The new fructose eating cells showed higher levels of anti-cancer activity in mice.
—Alex Knapp, Forbes, 28 Feb. 2025
See All Example Sentences for fructose
Cite this Entry
“Fructose.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fructose. Accessed 29 Apr. 2025.
Copy CitationKids Definition
fructose
noun
fruc·tose
ˈfrək-ˌtōs
ˈfru̇k-
ˈfru̇k-
: a very sweet sugar that dissolves easily and occurs especially in fruit juices and honey
Medical Definition
fructose
noun
fruc·tose
ˈfrək-ˌtōs
ˈfrük-
ˈfru̇k-
ˈfrük-
ˈfru̇k-
-ˌtōz
1
: an optically active sugar C6H12O6 that differs from glucose in having a ketonic rather than an aldehydic carbonyl group
2
: the very sweet soluble levorotatory D-form of fructose that occurs especially in fruit juices and honey
called also levulose
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