unsaturated fat
noun
: a fat (see fat entry 2 sense 2b) that contains a fatty acid (see fatty acid sense 2) molecule which has one or more double bonds in its hydrocarbon chain, that is liquid at room temperature, and that is found in many plant sources (such as nuts, seeds, and vegetable oils) and some fish
Foods from animal sources such as meat, milk, and eggs contain more saturated than unsaturated fats. Conversely, foods from vegetable sources such as the oils contain more unsaturated fat.—Sue Rodwell Williams, Nutrition and Diet Therapy
"The data suggest that any oil that's high in unsaturated fats—whether it's polyunsaturated or monounsaturated—is associated with a decreased risk of cardiovascular disease," says Alice Lichtenstein of the U.S. Department of Agriculture …—Bonnie Liebman, Nutrition Action Health Letter
see monounsaturated fat, polyunsaturated fat compare saturated fat, trans fat
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