(chemistry) A separation process in which a certain quantity of a mixture is divided up into smaller quantities (fractions) in which the composition changes according to a gradient.

simple past tense and past participle of fraction

separated into fractions by fractionation; fractionated

In a fractional manner

(chemistry) To separate (a mixture) into its individual constituents by exploiting differences in some chemical or physical property, such as boiling point, particle size, solubility etc.

simple past tense and past participle of fractionate

present participle of fractionate

Third-person singular simple present indicative form of fractionate

(chemistry) A piece of chemical engineering or laboratory apparatus that is used to separate the components of a mixture by fractionation, especially by fractional distillation or by chromatography.

plural of fractionator