fractional

[frak-shuh-nl]
adjective
1.
pertaining to fractions; comprising a part or the parts of a unit; constituting a fraction: fractional numbers.
2.
comparatively small; inconsiderable or insignificant: The profit on the deal was fractional.
3.
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.
Also, fractionary [frak-shuh-ner-ee] .


Origin:
1665–75; fraction + -al1

fractionally, adverb
subfractional, adjective
subfractionally, adverb
subfractionary, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
fractional (ˈfrækʃənəl, ˈfrækʃənərI)
 
adj
1.  relating to, containing, or constituting one or more fractions
2.  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
3.  very small or insignificant
4.  broken up; fragmented
 
fractionary
 
adj
1.  relating to, containing, or constituting one or more fractions
2.  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
3.  very small or insignificant
4.  broken up; fragmented
 
fractionally
 
adv

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline
Word Origin & History

fractional
1670s, from fraction + -al (1).
Online Etymology Dictionary, © 2010 Douglas Harper
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Example sentences
There are no good solutions to the instability caused by fractional banking.
The multiplier effect of the fractional reserve system causes the boom and
  busts.
They are high powered because fractional reserve banking allows ten new dollars
  to be loaned out for every dollar in reserve.
The silly conspiracy of fractional reserve banking is probably the reason.
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