WordGarden.iofractionate
B1Pronunciation
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Meanings
Verb
to separate a mixture into distinct fractions or components
to divide something into smaller portions or fractional parts
Beyond the definition
Imagine you've made a fruit smoothie and now want to pull apart what was mixed together. To fractionate it would mean separating the mixture into its different parts. That is the core idea of the word: dividing something mixed or complex into distinct components. This is most common in science, where researchers fractionate liquids, gases, or other materials so they can study each part on its own.
The word comes from "fraction," meaning a part of a whole, so it helps to picture something being sorted into smaller, separate portions. Usually, the word suggests an orderly process, not a messy split. It is about separating parts in a clear and useful way.
To fractionate means to separate a mixture or complex substance into its component parts. The word is used most often in scientific and technical settings, where a material is divided into portions based on differences in properties such as boiling point, size, or chemical behavior. Think of it as an orderly way of sorting one complex whole into useful, distinct parts.
In chemistry and related fields, fractionation relies on real differences between parts of a mixture. Distillation, for example, fractionates liquids because different substances boil at different temperatures. In petroleum refining, crude oil is fractionated into products such as gasoline, kerosene, and diesel. In biology or medicine, a sample may be fractionated so that its different parts can be tested one by one.
The noun fractionation refers to this process of separation. The word can sometimes appear in broader or figurative writing, but its strongest and most natural use is still with mixtures, substances, or samples rather than everyday things like attention or inheritance. It usually implies careful, systematic division rather than a simple split.
So, when you see fractionate, think of science first: a mixture is being separated into meaningful parts so each one can be used, measured, or understood more clearly. The idea is not just breaking something apart, but doing it in a structured way that reveals what is inside.
Examples
- 1
Oil refining
At the refinery, crude oil is fractionated into gasoline, diesel, and other products.
- 2
Laboratory work
The chemist fractionated the mixture before testing each part.
- 3
Medical research
Researchers fractionated the blood plasma to isolate a specific protein.
See also
Similar
Shades of meaning
Contrast
Used with (collocations)
- fractionate a mixture
- fractionate crude oil
- fractionate proteins
Word family
- fractionation
- fractionated
Explore
- fractional distillation
- chromatography
Forms and spellings
1 form open this card.
Main spelling
- fractionateverb