Longman Dictionary of Contemporary English homepage

Topic: CHEMISTRY

Date: 1800-1900
Origin: carbon + hydrate

carbohydrate

noun
     
car‧bo‧hy‧drate
1 [uncountable and countable]DFN a substance that is in foods such as sugar, bread, potatoes, which provides your body with heat and energy and which consists of oxygen, hydrogen, and carbon
2 [countable usually plural]DF foods such as rice, bread, and potatoes that contain carbohydrates
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