[frak-shuh-nl] /ˈfræk ʃə nl/

pertaining to ; comprising a part or the parts of a unit; constituting a :
fractional numbers.
comparatively small; inconsiderable or insignificant:
The profit on the deal was fractional.
Chemistry. of or noting a process, as distillation, crystallization, or oxidation, by which the component substances of a mixture are separated according to differences in certain of their properties, as boiling point, critical temperature, or solubility.
relating to, containing, or constituting one or more fractions
of or denoting a process in which components of a mixture are separated by exploiting differences in their physical properties, such as boiling points, solubility, etc: fractional distillation, fractional crystallization
very small or insignificant
broken up; fragmented

1670s, from fraction + -al (1).


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  • Fractional-currency

    noun 1. coins or paper money of a smaller denomination than the basic monetary unit. noun 1. paper or metal money of smaller denomination than the standard monetary unit

  • Fractional-distillation

    noun, Chemistry. 1. the separation of volatile components of different boiling points in a mixture by the gradual increase of temperature and the separate collection of each component. noun 1. the process of separating the constituents of a liquid mixture by heating it and condensing separately the components according to their different boiling points 2. […]

  • Fractionalize

    [frak-shuh-nl-ahyz] /ˈfræk ʃə nlˌaɪz/ verb (used with or without object), fractionalized, fractionalizing. 1. to divide or splinter into fractions, sections, factions, etc.

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