Dictionary.com
definitions
  • synonyms

fraction

[frak-shuh n]
See more synonyms for fraction on Thesaurus.com
noun
  1. Mathematics.
    1. a number usually expressed in the form a/b.
    2. a ratio of algebraic quantities similarly expressed.
  2. Chemistry. (in a volatile mixture) a component whose range of boiling point temperatures allows it to be separated from other components by fractionation.
  3. a part as distinct from the whole of anything; portion or section: The meeting started with a fraction of us present.
  4. a very small part or segment of anything; minute portion: Only a fraction of the work was completed on time.
  5. a very small amount; a little bit: It was only a fraction away from completion.
  6. a piece broken off; fragment or bit.
  7. the act of breaking.
  8. Ecclesiastical. (in a Eucharistic service) the breaking of the Host.
Show More
verb (used with or without object)
  1. to divide or break into fractions, sections, factions, etc.: Dissension threatens to fraction the powerful union.
Show More

Origin of fraction

1350–1400; Middle English fraccioun < Late Latin frāctiōn- (stem of frāctiō) a breaking (in pieces), equivalent to Latin frāct(us) (past participle of frangere to break) + -iōn- -ion
Related formssub·frac·tion, noun

Synonyms

See more synonyms for fraction on Thesaurus.com
3, 6. See part.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for fractioned

Contemporary Examples

Historical Examples


British Dictionary definitions for fractioned

fraction

noun
  1. maths
    1. a ratio of two expressions or numbers other than zero
    2. any rational number that is not an integer
  2. any part or subdivisiona substantial fraction of the nation
  3. a small piece; fragment
  4. chem a component of a mixture separated by a fractional process, such as fractional distillation
  5. Christianity the formal breaking of the bread in Communion
  6. the act of breaking
Show More
verb
  1. (tr) to divide
Show More

Word Origin

C14: from Late Latin fractiō a breaking into pieces, from Latin fractus broken, from frangere to break
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for fractioned

fraction

n.

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.

Show More
Online Etymology Dictionary, © 2010 Douglas Harper

fractioned in Medicine

fraction

(frăkshən)
n.
  1. An expression that indicates the quotient of two quantities.
  2. A chemical component separated by fractionation.
  3. A disconnected piece; a fragment.
  4. An aliquot portion or any portion.
Show More
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

fractioned in Science

fraction

[frăkshən]
  1. A number that compares part of an object or a set with the whole, especially the quotient of two whole numbers written in the form ab. The fraction 12, which means 1 divided by 2, can represent such things as 10 pencils out of a box of 20, or 50 cents out of a dollar. See also decimal fraction improper fraction proper fraction.
  2. A chemical component separated by fractionation.
Show More
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

fractioned in Culture

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.

Show More
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.