Definition of "distillation"

distillation

/dɪstɪˈleɪʃən/

noun
countable and uncountable, plural distillations
1. The act of falling in drops, or the act of pouring out in drops.
2. That which falls in drops.
3. (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. (petrochemistry) Separation of petroleum into specific hydrocarbon groups; fractionation.
4. The substance extracted by distilling.
  Quotations
  to be stopped in, like a strong distillation, with stinking / clothes that fretted in their own grease.
  c. 1597 (date written), William Shakespeare, “The Merry Wiues of Windsor”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, [Act III, scene v], line 104
  Then, were not summer's distillation left,A liquid prisoner pent in walls of glass […]
  1609, William Shakespeare, “Sonnet 5”, in Shake-speares Sonnets. […], London: By G[eorge] Eld for T[homas] T[horpe] and are to be sold by William Aspley