Frac"tion*al(?), a. 1. Of or pertaining to fractions or a fraction; constituting a fraction; as, fractional numbers.
2. Relatively small; inconsiderable; insignificant; as, a
fractional part of the population.
(Chem.), a process of gradual and approximate purification and separation, by means of repeated solution and crystallization therefrom. --
Fractional currency, small coin, or paper notes, in circulation, of less value than the monetary unit. --
(Chem.), a process of distillation so conducted that a mixture of liquids, differing considerably from each other in their boiling points, can be separated into its constituents.
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Fri 14th December 2018