Definition of fructose
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
Recent Examples of fructose from the Web
But still, fruit (even whole or dried) breaks down into two types of sugar: glucose and fructose.
Fructose and glucose are combined in sucrose, table sugar.
Another study found that consumption of drinks sweetened with sucrose and fructose can lead to weight gain, cardiovascular disease and type 2 diabetes.
Normally, anoxia causes a buildup of fructose that damages tissue, but the naked mole rat is able to convert that buildup into useable fuel.
Though fructose is usually toxic, people metabolize it in the kidney and liver.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'fructose.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of fructose
International Scientific Vocabulary fruct- (from Latin fructus fruit) + 2-ose
First Known Use: circa 1864See Words from the same year
FRUCTOSE Defined for English Language Learners
Definition of fructose for English Language Learners
: a very sweet kind of sugar that is found in fruit juices and honey
Medical Definition of fructose
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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