cohobate

/ˈkoʊhoʊbeɪt/
verb
  1. To distill a liquid again, especially by pouring it back over the original material.
    • The ancient alchemists would cohobate liquids to concentrate their properties.
    • In the lab, they had to cohobate the mixture to extract more essential oil.
    • To get a purer extract, you need to cohobate the solution several times.
What does "cohobate" mean? | whatsthatwordmean | whatsthatwordmean