from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Distillation to separate volatile chemical substances in which the products are collected in a series of separate fractions, each with a higher boiling point than the previous fraction.
from the GNU version of the Collaborative International Dictionary of English
- n. See under Fractional.
- adj. 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.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. fractionation of a liquid by distillation
Sorry, no etymologies found.