- a number usually expressed in the form a/b.
- a ratio of algebraic quantities similarly expressed.
verb (used with or without object)
Origin of fraction
Examples from the Web for fractions
High Frequency Trading (HFT) is a method used by financial institutions whereby stocks are traded in fractions of a second.
Apple claims to have improved the glare problem, but its results would have to be measured in fractions.5 Reasons I Hate My New MacBook Pro: A Geek’s Critique|Jason Stewart|June 15, 2012|DAILY BEAST
Fractions of a cow-common were called sheep-commons, five of which equalled a cow-common.
Now, fractions of a millisecond later, the Lady May was directly in line.The Game of Rat and Dragon|Cordwainer Smith
He was fighting for time now—fighting for fractions of a second.Joe Strong, the Boy Fish|Vance Barnum
Protective habits in multiplying and dividing with fractions.The Psychology of Arithmetic|Edward L. Thorndike
These scales are conveniently subdivided into degrees, minutes, or fractions of a minute.Nautical Charts|G. R. Putnam
British Dictionary definitions for fractions
- a ratio of two expressions or numbers other than zero
- any rational number that is not an integer
Word Origin for fraction
Word Origin and History for fractions
late 14c., originally in the mathematical sense, from Anglo-French fraccioun (Old French fraccion, 12c., "breaking") and directly from Late Latin fractionem (nominative fractio) "a breaking," especially into pieces, noun of action from past participle stem of Latin frangere "to break," from PIE root *bhreg- "to break" (cf. Sanskrit (giri)-bhraj "breaking-forth (out of the mountains);" Gothic brikan, Old English brecan "to break;" Lithuanian brasketi "crash, crack;" Old Irish braigim "break" wind). Meaning "a breaking or dividing" is from early 15c.; sense of "broken off piece, fragment," is from c.1600.
Medicine definitions for fractions
Science definitions for fractions
Culture definitions for fractions
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.