- a number usually expressed in the form a/b.
- a ratio of algebraic quantities similarly expressed.
Origin of fraction
synonym study for fraction
OTHER WORDS FROM fractionsub·frac·tion, noun
Words nearby fraction
How to use fraction in a sentence
As a result, Phobos appears large enough to blot out a large fraction of the sun as seen from the surface of Mars.These Images Expose the Dark Side of the Solar System - Issue 89: The Dark Side|Corey S. Powell|August 26, 2020|Nautilus
She and her colleagues used a model that compared fantasy players’ win fractions during the first half of a series of competitions against their win fractions over the second half.The Economics of Sports Gambling (Ep. 388 Rebroadcast)|Stephen J. Dubner|August 20, 2020|Freakonomics
China’s gross savings rate, as a fraction of its gross domestic product, dropped from a peak of 52 percent in 2008 to 46 percent in 2018, while India’s fell from 37 percent in 2007 to 30 percent in 2018.Could the Recession Revive the Savings Gene in China and India?|Pallabi Munsi|August 16, 2020|Ozy
There’s a precise way in which a matching Set triple can be thought of as an arithmetic progression, and just as with lists of whole numbers, you can ask what fraction of the cards you must lay down to be sure of finding at least one triple.Landmark Math Proof Clears Hurdle in Top Erdős Conjecture|Erica Klarreich|August 3, 2020|Quanta Magazine
Since 77 is an odd number, we cannot reduce this fraction to have a lower power of 2 in the denominator, so 5 or 6 generations will not work.How to Design (or at Least Model) Mixed Dog Breeds|Pradeep Mutalik|July 31, 2020|Quanta Magazine
The judges who handle arraignments at criminal court in all five boroughs have a small fraction of their usual caseloads.
Twitter mentions: 20,000, but still a tiny fraction of what was to come.How the World Turned on Bill Cosby: A Day-by-Day Account|Scott Porch|December 1, 2014|DAILY BEAST
No, on the contrary, only a fraction of this country, a part which I would call the best of Italy, is against the Mafia.Days of Mafia Mayhem Are Wracking Italy Once Again|Barbie Latza Nadeau|November 22, 2014|DAILY BEAST
It has a third of the budget and a fraction of the maritime vessels.
While it provides only a small fraction of the power used—about 1.5 percent—it does represent an important investment and symbol.
The beauty, the mystery,—this fierce sunshine or something—stir——' She hesitated for a fraction of a second.The Wave|Algernon Blackwood
We can thus disregard the first 16 and consider only the last two figures which constitute the fraction of a century.Assimilative Memory|Marcus Dwight Larrowe (AKA Prof. A. Loisette)
"I've got one-fraction of an inch play, at any rate," said the garboard-strake, triumphantly.Kipling Stories and Poems Every Child Should Know, Book II|Rudyard Kipling
Joseph had mentally spent his tiny fraction of the money a dozen times or more.
Before turning up the eleventh card he paused for the fraction of a second.The Joyous Adventures of Aristide Pujol|William J. Locke
British Dictionary definitions for fraction
- a ratio of two expressions or numbers other than zero
- any rational number that is not an integer
Word Origin for fraction
Medical definitions for fraction
Scientific definitions for fraction
Cultural definitions for fraction
A mathematical expression representing the division of one whole number by another. Usually written as two numbers separated by a horizontal or diagonal line, fractions are also used to indicate a part of a whole number or a ratio between two numbers. Fractions may have a value of less than one, as with 1/2, or equal to one, as with 2/2, or more than one, as with 3/2. The top number of a fraction is the numerator and the bottom number is the denominator.