One of the mysteries of the English language finally explained.
1(of organic molecules) having carbon–carbon double or triple bonds and therefore not containing the greatest possible number of hydrogen atoms for the number of carbons.
- ‘These unsaturated hydrocarbons are readily oxidised and polymerised, which can reduce the oil's shelf life.’
- ‘When unsaturated organic compounds are used as the starting point the alcohol is made by the addition of water to the double or triple bond.’
- ‘Thus conjugation can occur in molecules in which the unsaturated sites are close in space but are separated by more than a single covalent bond.’
- ‘The unsaturated benzene ring readily reacts with halogens, rapidly discoloring bromine water.’
- ‘In common with all unsaturated hydrocarbons hydrogen can be added across the double bond to produce ethane.’
- 1.1 Denoting fats containing a high proportion of fatty acid molecules with at least one double bond, considered to be healthier in the diet than saturated fats.
- ‘There are two basic kinds of fat: saturated and unsaturated.’
- ‘The vitamin E requirement has long been known to increase with increased intakes of unsaturated fats.’
- ‘The fat is mainly unsaturated, so potentially healthful, although all fats are equally high in calories (nine calories per gram).’
- ‘True, pistachios are fatty, but most of the fat is of the desirable unsaturated kind.’
- ‘Most of the fat in peanuts is unsaturated which has been shown to lower one's LDL-cholesterol levels.’
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