pertaining to fractions
; comprising a part or the parts of a unit; constituting a fraction
: fractional numbers.
comparatively small; inconsiderable or insignificant: The profit on the deal was fractional.
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.