carbohydrate

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English[edit]

Etymology[edit]

From their general formula Cn(H2O)n; they were once thought to be hydrates of carbon.

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Noun[edit]

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Wikipedia

carbohydrate (plural carbohydrates)

  1. (organic chemistry, nutrition) A sugar, starch, or cellulose that is a food source of energy for an animal or plant; a saccharide.
    These microbes are primarily responsible for breaking down cellulose and other carbohydrates into volatile fatty acids (VFAs).
    • 2013 September-October, Katie L. Burke, “In the News”, American Scientist: 
      Oxygen levels on Earth skyrocketed 2.4 billion years ago, when cyanobacteria evolved photosynthesis: the ability to convert water and carbon dioxide into carbohydrates and waste oxygen using solar energy.

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