raffinate

noun raf·fi·nate \-āt\

Definition of raffinate

plural

-s

  1. :  a liquid product resulting from extraction of a liquid with a solvent; also :  the less soluble residue that remains after extraction (as in refining lubricating oil)

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Origin and Etymology of raffinate

French raffiner to refine (from re- + affiner to make fine) + International Scientific Vocabulary -ate — more at affine


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