Definition of "ketones" []

• Plural form of ketone. (noun)

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• "That process creates chemical byproducts called ketones; one of those, acetone, has a distinct fruity smell that sometimes becomes detectable on the breath."
• "When these protein molecules are broken down, they release particles called ketones and ammonia."
• "In place of glucose, the liver uses fat molecules to make acetoacetate and hydroxybutyrate, two compounds known as ketones."