Figure 1: Example of saturated fatty acid – Myristic acid. Unsaturated fat: A fat that is liquid at room temperature and comes from a plant, such as olive, peanut, corn, cottonseed, sunflower, safflower, or soybean oil. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. It is an essential nutrient, which is necessary to keep us healthy, both saturated (bad fat) and unsaturated (good fat) fats are an essential part of our daily diet. Saturated and unsaturated fats. Unsaturated fats are fats or fatty acids that are liquid a room temperature. A fat molecule is monounsaturated if it contains one double bond, and polyunsaturated if it contains more than one double bond. There are two main types of unsaturated fat: Monounsaturated fats Unsaturated fats are loosely packed. unsaturated fats A kind of fat in which one or more pairs of electrons in the atoms making up the fat molecule form a bond with a pair of electrons from another atom (a double bond). Some examples of saturated fat are butter, lard, meat fat, solid shortening, palm oil, and coconut oil. unsaturated fat. Define unsaturated fat. Unsaturated fats are more likely found in vegetables as well as in fish. Information and translations of unsaturated fat in the most comprehensive dictionary definitions … Unsaturated fat is a kind of fat. Nonetheless, since quite a lot of the fat we devour consists of long-chain fats with 14 or additional carbons, this easy classification … Oils that contain polyunsaturated fats are typically liquid at room temperature but start to turn solid when chilled. Replace saturated fat with unsaturated or reduced fat options. The most important influence on the blood cholesterol level is the actual mix of different types of cholesterol in the diet. According to the USDA, there is no difference between a “portion” and a “serving.”. A triglyceride fat containing at least one unsaturated fatty acid. 2. Trans fats, also known as trans-unsaturated fatty acids, are artificially produced oils in which hydrogen is added to create more double bonds. Unsaturated fat, or vegetable fat, is composed of a glycerol backbone with three fatty acid chains where there is at least one sp 2 hybridized carbon. Polyunsaturated fats include omega-3 and omega-6 fats. An unsaturated fat is a fat or fatty acid where there is one or more carbon-carbon double bonds within the fatty acid chains. unsaturated meaning: 1. Information and translations of unsaturated fat in the most comprehensive dictionary definitions resource on the web. Each double bond is a point of unsaturation, where the carbons on either side of the double bond now are bound to one less hydrogen atom. Unsaturated fats are the type of fat with one or more carbon-carbon double bonds within their chains. Unsaturated fat definition at Dictionary.com, a free online dictionary with pronunciation, synonyms and translation. Omissions? Categorization. unsaturated fat An alkyl-chain fatty acid with one or more double (ethylenic) bonds between carbons (called unsaturated as the chain is capable of absorbing more hydrogen). Meaning of unsaturated fat. Margarine is an example of the hydrogenation of unsaturated fatty acids into a solid substance. We use cookies to enhance your experience on our website, including to provide targeted advertising and track usage. They contain at least one double bond in their fatty acid chain. It is different from saturated fat in that it is liquid at room temperature while saturated fat is more solid. Eating foods high in unsaturated fats can reduce the amount of cholesterol in the blood. Unsaturated fat or oil is either monounsaturated or polyunsaturated, found in plants, vegetable…. Unsaturated and saturated fat are essentially composed from the same raw ingredients, including carbon and hydrogen atoms. Unsaturated fat or oil is either monounsaturated or polyunsaturated, found in plants, vegetable…. The technical definition of unsaturated fat is a fatty acid in which there is at least one double bond in the carbon chain. Fats derived from plants are often unsaturated fats. The term ‘unsaturated’ indicates that the carbons atoms do not have the maximum possible hydrogen atoms bound to carbon atoms. Unsaturated fats are an important supply of calories and, therefore, energy to the human body. By signing up for this email, you are agreeing to news, offers, and information from Encyclopaedia Britannica. These are essential fatty acids that the body needs for brain function and cell growth. Definition of unsaturated fat in English: unsaturated fat. Unsaturated fats (UFs) have lower melting points, and most are liquid at room temperature. A saturated fat is a type of fat in which the fatty acid chains have all or predominantly single bonds.A fat is made of two kinds of smaller molecules: glycerol and fatty acids.Fats are made of long chains of carbon (C) atoms. Unsaturated fatty acids decrease LDL cholesterol levels in the body. Difference Between Saturated and Unsaturated Fats Definition. There are two types: Figure 2: Example for unsaturated fatty acid – Oleic acid. Unsaturated fats are derived from plants and some animals. Saturated fats, such as the fat formed in animals, contain chains of carbon atoms with single bonds to hydrogen atoms; because the chain of fat contains all the hydrogen it can hold, it is considered to be fully saturated with hydrogen. Unsaturated fat, or vegetable fat, is composed of a glycerol backbone with three fatty acid chains where there is at least one sp 2 hybridized carbon. Nonetheless, since quite a lot of the fat we devour consists of long-chain fats with 14 or additional carbons, this easy classification leaves somewhat loads to the creativeness. In chemistry, the term "unsaturated" usually refers to one of two things: When referring to chemical solutions, an unsaturated solution is able to dissolve more solute. Unsaturated fats (UFs) have lower melting points, and most are liquid at room temperature. There are two main types of the unsaturated fats: monounsaturated and polyunsaturated. The image shows an example of an unsaturated fat, palmitoleic acid. **High cholesterol is a risk factor in the development of coronary heart disease. Saturated fats tend to be greasy or waxy solids. They can be further categorized as:   Unsaturated fat, a fatty acid in which the hydrocarbon molecules have two carbons that share double or triple bond(s) and are therefore not completely saturated with hydrogen atoms. Relating to an organic compound in which two or more of the carbon atoms are joined by a double or triple bond and therefore can be combined with additional atoms or radicals. Most of our fat intake comes from three types of fatty acids: polyunsaturated, monounsaturated, and saturated. Scientific definitions for unsaturated fat. Unsaturated fats are easier to digest and make a healthier fat choice. Meaning of unsaturated fat. Some carbon atoms are linked by single bonds (-C-C-) and others are linked by double bonds (-C=C-). Unsaturated Fat. ©1996-2020 MedicineNet, Inc. All rights reserved. Updates? In the 1990s, Canadians had one of the highest levels of trans fat intake in the world. Saturated fat: A fat that contains only saturated fatty acids, is solid at room temperature, and comes chiefly from animal food products. Look it up now! How to use unsaturated in a sentence. Unsaturated fat tends not to raise the level of LDL ('bad') cholesterol in the blood. Unsaturated Fat: Bond: Saturated fat is the type of fat in which fatty acids form single bonds. unsaturated synonyms, unsaturated pronunciation, unsaturated translation, English dictionary definition of unsaturated. Saturated definition is - full of moisture : made thoroughly wet. unsaturated fat noun /ʌnˌsætʃəreɪtɪd ˈfæt/ /ʌnˌsætʃəreɪtɪd ˈfæt/ [uncountable, countable] jump to other results. unsaturated fat synonyms, unsaturated fat pronunciation, unsaturated fat translation, English dictionary definition of unsaturated fat. Unsaturated fats are easier to digest and make a healthier fat choice. Olive oil is an example of a type of oil that contains polyunsaturated fats. Unsaturated fat, a fatty acid in which the hydrocarbon molecules have two carbons that share double or triple bond(s) and are therefore not completely saturated with hydrogen atoms. What does unsaturated fat mean? See additional information. Composition: Saturated fatty acids make up the fat part of lipids. Fats derived from plants are often unsaturated fats. Fats can mainly be divided into two types, saturated and unsaturated fats. It is different from saturated fat in that it is liquid at room temperature while saturated fat is more solid. Unsaturated definition is - not saturated: such as. unsaturated fat. Fat is one of the three macronutrients which provide energy for the proper functioning of the metabolic system. Due to the decreased saturation with hydrogen bonds, the structures are weaker and are, therefore, typically liquid (oil) at room temperature. The technical definition of unsaturated fat is a fatty acid wherein there’s in any case one double bond inside the carbon chain. A diet with more unsaturated versus saturated fats is important because unsaturated fats are necessary for the body, and they also protect against illness. Fat is one of the three macronutrients which provide energy for the proper functioning of the metabolic system. Learn more. Situation in Canada Trans fat. In other words, the solution is not saturated. From a chemical standpoint, polyunsaturated fats are simply fat molecules that have more than one unsaturated carbon bond in the molecule, this is also called a double bond. Its molecules contains double bonds whose carbon atoms that are not fully saturated with hydrogen. To get the best unsaturated fat for your money, it pays to investigate which food is a better source. unsaturated meaning: 1. n. Any of various fats derived from plant and some animal sources, especially fish, that are liquid at room temperature. Of or relating to an organic compound, especially a fatty acid, containing one or more double or triple bonds between the carbon atoms. Unsaturated fat or oil is either monounsaturated or polyunsaturated, found in plants, vegetable…. Unsaturated definition is - not saturated: such as. Unsaturated fat tends not to raise the level of LDL ('bad') cholesterol in the blood. Be on the lookout for your Britannica newsletter to get trusted stories delivered right to your inbox. home/medterms medical dictionary a-z list / unsaturated fat definition. Calories: 10% of the total calories needed for the body are obtained via saturated fatty acids. However, since most of the fat we consume consists of long-chain fats with 14 or more carbons, this simple classification leaves a lot to the imagination. Unsaturated fatty acids are more complex fatty acids with bent hydrocarbon chains linked together by one or more carbon-carbon double bonds with a terminal carboxylic acid group. Definition of unsaturated fat noun from the Oxford Advanced Learner's Dictionary. A certain type of polyunsaturated fat, omega-3 fats, have specifically been studied regarding their effects on heart health and ability to lower lipid levels. There are many risk factors for coronary heart disease, and it is important to take care of … Compare saturated fat. Learn more. Eating more unsaturated fats and less saturated fat (such as butter) can help lower cholesterol and heart-related health risks by decreasing the bad cholesterol (low-density lipoprotein [LDL]) even though the average person makes about 75 percent of cholesterol in his or her liver and only about 25 percent is obtained from the diet. Fats along with protein and carbohydrates are the three main nutrients present in food. 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