Monounsaturated fat. Definition. noun, plural: monounsaturated fats. An unsaturated fatty acid that contains only one double or triple bond in the carbon chain, and believed to be a dietary fat that helps reduce LDL cholesterol in blood. Supplement. Foods rich in monounsaturated fats are almonds, peanut oil, olive oil, canola, and avocados.
acetone body, ketone body - a ketone that is an intermediate product of the breakdown of fats in the body; any of three compounds (acetoacetic acid, acetone, and/or beta-hydroxybutyric acid) found in excess in blood and urine of persons with metabolic disorders.
Ketones in Foods. Ketones are not present in foods. Although ketones are a source of energy that almost all of your body cells can use, ketones are actually a byproduct of fat oxidation. In other words, when your body burns fat, it produces ketones that can be used for energy. The more fat your body burns, the more ketones are produced.