From Longman Dictionary of Contemporary Englishfractionfrac‧tion /ˈfrækʃən/ ●●○ noun [countable] 1 AMOUNTa very small amount of somethingfraction of I got these shoes at a fraction of the original price. She paused for a fraction of a second.2 HMa part of a whole number in mathematics, such as ½ or ¾

Examples from the Corpus

fraction• The ratio of sample to population is normally expressed as a fraction, known as the sampling fraction.• Computers can now do the same job at a fraction of the cost.• If those expensive cherry tomatoes are your idea of heaven, why not grow your own at a fraction of the price?• A microwave oven cooks food in a fraction of the time required by a normal oven.• Employees' salaries are just a fraction of the total cost of the project.• The interim dividend goes up a fraction to 3.1p, from 2.9p.• In the plasma, the bicarbonate concentration comprises the second largest anion fraction, with chloride being the largest anion fraction.• What I had done so far amounted to a mere fraction of nothing at all.• a problem that affects only a small fraction of the total population• By 1920 the fraction of eighteen-to twenty-one-year-olds in college had doubled to 8 percent.• The disease affects only a tiny fraction of the population.• But the passengers are only a tiny fraction of the population, basically its middle class.fraction of• I got these shoes at a fraction of the original price.From Longman Business Dictionaryfractionfrac‧tion /ˈfrækʃən/ noun [countable] a very small amount of somethingGeneric versions of the drug sell for a fraction of the branded price.