fractional

adjective

frac·​tion·​al ˈfrak-sh(ə-)nəl How to pronounce fractional (audio)
1
: of, relating to, or being a fraction
2
: of, relating to, or being fractional currency
3
: relatively small : inconsiderable
4
: of, relating to, or involving a process for separating components of a mixture through differences in physical or chemical properties
fractional distillation
fractionally adverb

Examples of fractional in a Sentence

There has been a fractional rise in the price of the stock. There is only a fractional improvement in the new version.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
As for membership, Maybach has adopted a fractional ownership model. Rachel Cormack, Robb Report, 17 June 2026 The plane was operated by NetJets, a company that sells fractional shares in business jets. Alexandra Skores, CNN Money, 17 June 2026 Tong explained that fractional degrees of freedom (like that extra half degree possessed by matter fields) are variations that aren’t fully independent from those of other fields. Quanta Magazine, 15 June 2026 Over 50% of whole aircraft owners also use jet cards, according to research by Private Jet Card Comparisons, while 47% charter for certain trips and 31% own fractional shares. Doug Gollan, Forbes.com, 13 June 2026 See All Example Sentences for fractional

Word History

Etymology

fraction + -al entry 1

First Known Use

1650, in the meaning defined at sense 1

Time Traveler
The first known use of fractional was in 1650

Browse Nearby Words

Cite this Entry

“Fractional.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fractional. Accessed 20 Jun. 2026.

Kids Definition

fractional

adjective
frac·​tion·​al ˈfrak-shnəl How to pronounce fractional (audio)
-shən-ᵊl
1
: of, relating to, or being a fraction
fractional equivalents of percentages
2
: fairly small
fractionally
adverb

Medical Definition

fractional

adjective
frac·​tion·​al -shən-ᵊl, -shnəl How to pronounce fractional (audio)
: of, relating to, or involving a process for separating components of a mixture through differences in physical or chemical properties
fractional distillation

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