su·​crose | \ ˈsü-ˌkrōs How to pronounce sucrose (audio) , -ˌkrōz \

Definition of sucrose

: a sweet crystalline dextrorotatory disaccharide sugar C12H22O11 that occurs naturally in most plants and is obtained commercially especially from sugarcane or sugar beets

Examples of sucrose in a Sentence

Recent Examples on the Web Carrots, like many root vegetables, contain large reserves of starch, and over time, an enzyme called amylase cuts the starch to release sucrose, or table sugar. Nik Sharma, Washington Post, "How to make the most flavorful vegetable stock," 8 May 2020 These include fructose, which is found in fruit and root vegetables, lactose which is found in dairy products, and sucrose which is found in all different types of naturally occurring carbohydrates. Stefani Sassos, Ms, Rdn, Cso, Good Housekeeping, "What Is a No-Sugar Diet? A Nutritionist Explains the Benefits of This Trend," 24 Feb. 2020 In the warmth of the sun, bacteria digest the sucrose, producing acids that both preserve the food and prevent the growth of other, less friendly bacteria. Tejal Rao, New York Times, "India’s ‘Pickle Queen’ Preserves Everything, Including the Past," 6 Jan. 2020 As their name indicates, the SWEET proteins transport sucrose across the cell membrane. Diana Gitig, Ars Technica, "CRISPR used to edit rice DNA as defense against pathogen," 30 Oct. 2019 In the 18th century, the sugar beet’s predecessors were fed to cattle before somebody realized the beets contained sucrose, the same stuff that makes sugar cane sweet. Christopher Ingraham, Washington Post, "My time among the beet jockeys of northern Minnesota," 6 Sep. 2019 Instead, Ficks ferments a mixture of sucrose and orange juice. Esther Mobley,, "We found a hard seltzer that actually tastes good," 5 Sep. 2019 While nectar accounts for about 90% of their diet, hummingbirds don’t get diabetes since their bodies are designed specifically for digesting sucrose. Jessica Pollock, The Conversation, "Curious kids: Why don’t hummingbirds get fat or sick from drinking sugary nectar?," 23 Aug. 2019 Now compare the calorie count to sugar, also known as sucrose, which has four calories per gram—twice as much. Jamie Pitlick, Quartzy, "The best and worst sugar substitutes for your health," 3 July 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sucrose.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of sucrose

1857, in the meaning defined above

History and Etymology for sucrose

International Scientific Vocabulary, from French sucre sugar

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Time Traveler for sucrose

Time Traveler

The first known use of sucrose was in 1857

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Cite this Entry

“Sucrose.” Dictionary, Merriam-Webster, Accessed 29 Sep. 2020.

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More Definitions for sucrose


How to pronounce sucrose (audio)

English Language Learners Definition of sucrose

technical : a type of sugar that is found in most plants


su·​crose | \ ˈsü-ˌkrōs How to pronounce sucrose (audio) \

Kids Definition of sucrose

: a sweet usually crystalline substance found in many plants that is obtained especially from sugarcane and sugar beets for use in sweetening foods and beverages


su·​crose | \ ˈsü-ˌkrōs, -ˌkrōz How to pronounce sucrose (audio) \

Medical Definition of sucrose

: a sweet crystalline dextrorotatory nonreducing disaccharide sugar C12H22O11 that occurs naturally in most plants and is obtained commercially especially from sugarcane or sugar beets

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More from Merriam-Webster on sucrose

Nglish: Translation of sucrose for Spanish Speakers

Britannica English: Translation of sucrose for Arabic Speakers Encyclopedia article about sucrose

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