different between distillation vs refinement

English

From Middle English distillacioun, from Anglo-Norman distillacioun, from Latin dist?ll?ti?nem, accusative of dist?ll?ti?.

distillation (countable and uncountable, plural distillations)

The act of falling in drops, or the act of pouring out in drops.
That which falls in drops.
(chemistry, chemical engineering) The separation of more volatile parts of a substance from less volatile ones by evaporation and condensation.
1. Purification through repeated or continuous distilling; rectification.
2. (petroleum) Separation into specific hydrocarbon groups; fractionation.
The substance extracted by distilling.
- 1599, William Shakespeare, The Merry Wives of Windsor, III. v. 104:
  to be stopped in, like a strong distillation, with stinking / clothes that fretted in their own grease.
- 1609, William Shakespeare, Sonnet 5:
  Then, were not summer's distillation left,
  A liquid prisoner pent in walls of glass ...

refine +? -ment

refinement (countable and uncountable, plural refinements)

The act, or the result of refining; the removal of impurities, or a purified material
High-class style; cultivation.
A fine or subtle distinction.

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