raffinate

American  

[raf-uh-neyt] / ˈræf əˌneɪt /

noun

Chemistry.

1. the part of a liquid, especially an oil, remaining after its more soluble components have been extracted by a solvent.

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raffinate British  

/ ˈræfɪˌneɪt /

noun

1. the liquid left after a solute has been extracted by solvent extraction

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raffinate Scientific  

/ răf′ə-nāt′ /

1. The portion of an original liquid that remains after other components have been dissolved by a solvent. The term is often used to refer to the oil that is not dissolved in petroleum refining operations.

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Etymology

Origin of raffinate

1925–30; < French raffin ( er ) to refine ( r ( e ) - re- + affiner to refine; affine ) + -ate ¹

Example Sentences

In addition to butadiene, the plant also produces raffinate, a refining byproduct used to make other chemicals.

From New York Times

"The question is whether raffinate is toxic," says Board Spokesman Brian Vance.

From Time Magazine Archive