Definify.com
Webster 1913 Edition
Fractional
Frac′tion-al
,Adj.
1.
Of or pertaining to fractions or a fraction; constituting a fraction;
as,
. fractional
numbers2.
Relatively small; inconsiderable; insignificant;
as, a
. fractional
part of the populationFractional crystallization
(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.
– Fractional distillation
(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.
Webster 1828 Edition
Fractional
FRAC'TIONAL
,Adj.